This page lists all the recent hotfixes for Appian 21.2.
Appian Cloud customers can refer to MyAppian to see your latest hotfix version.
For self-managed customers, all hotfixes are released as a downloadable package bimonthly, at the beginning and middle of the month. The most recent package is as of 09 Mar 2023.
The following issues have been recently resolved in Appian Cloud 21.2 as of the date indicated. These hotfixes will be available for self-managed customers in the next bi-monthly package.
Security Updates - High
AN-232228 - High
Updated Jackson Databind Library
AN-231242 - High
Upgraded Woodstox library
AN-233855 - Medium
Upgraded Spring library
AN-232037 - Low
Upgraded Liquibase to patch release v4.21.1.
Security Updates - High
AN-222925 - Medium
Updated google-cloud-core-http library
AN-229971 - Low
Reduced service manager shutdown time for customers managing Appian on Kubernetes.
Security Updates - High
AN-223083 - High
Removed xalan library
Security Updates - High
AN-230038 - High
Updates to Woodstox core asl library
AN-229036 - High
Updates to jackson core, jackson databind, and jackson annotation libraries
Security Updates - Critical
AN-226331 - High
Update Apache commons-fileupload library
AN-229993 - Medium
For Cloud Database, increased max_input_vars value to 2000 to prevent runtime errors from occurring in phpMyAdmin.
Security Updates - Critical
AN-227900 - Low
Updated ADS error message to include additional information to help debug the failure.
Security Updates - High
AN-227747 - High
Updated fasterxml.jackson and google.guava
AN-227457 - High
Updated Netty Library
AN-211751 - Medium
Fixed an issue that caused processes to auto-archive by default ignoring the AUTOARCHIVE custom.property setting.
AN-221502 - Low
Improved Kafka's logging by suppressing redundant log entries.
Security Updates - Critical
CN-20152 - Critical
Unsupported non-ASCII256 header values are converted to ?
AN-227752 - Critical
Security Improvements
AN-226788 - High
Fixed an issue that could result in HA site failure when a site's primary engine becomes unavailable.
AN-220855 - High
Updated Jackson libraries
Self-managed customers can use the following links to download and install the hotfixes package.
This cumulative hotfix package includes all resolved issues listed below in a single download. This hotfix is required for any Appian 21.2 installations not currently up to date with the latest hotfixes. After installing, you will be running on Appian 21.2.2130.0.
You can view your current self-managed Appian version by logging into your Appian environment as a designer or system administrator and clicking the navigation menu > About Appian.
The package resolves the following issues.
Security Updates - Critical
AN-222300 - Low
Configure Script now includes the ability to validate an installation.
Security Updates - High
AN-223242 - Critical
Updated jave protobuf, google cloud automl, jackson databind, google cloud core, and google cloud storage libraries within Google Connected Systems
AN-226698 - High
Security Improvements
AN-211063 - High
Removed extraneous log entries from the MirrorMaker log file to improve overall legibility.
AN-218002 - Medium
Appian Cloud Database now uses version 5.2.1 of phpMyAdmin.
Security Updates - High
AN-226160 - High
Security Improvement
AN-221245 - High
Kafka Upgrade
Security Updates - Critical
AN-223680 - Medium
Fixed an issue that was causing significant delays during the checkpoint storage process.
CN-18110 - Low
Fixed an issue that prevented shutdown of the Internal Messaging Service for some high availability sites.
AN-223401 - Low
Updated the engine startup script to include logging on script invocation time and passed parameters.
AN-222592 - Low
Fixed an issue where process history replication factors were incorrect following a change in site topology from single node to high availability.
Security Updates - Critical
AN-220449 - High
Upgraded SnakeYAML Library
Security Updates - Low
AN-221122 - Critical
Removed references to the ConsumerConfig.addDeserializerToConfig and ProducerConfig.addSerializerToConfig methods due to deprecation in Kafka 3.3.1.
AN-218227 - Low
Improved ADS logging when it is run as a service.
Security Updates - Low
AN-220626 - Medium
The property conf.monitoring.rdbms.SLOW_QUERY_THRESHOLD_MS in custom.properties can now be set permanently on Appian Cloud environments via an Appian Support case. This property configures the threshold value (in milliseconds) that logs a slow query operation by data store.
AN-219912 - Medium
Appian Cloud now uses the 42.5.1 version of the JDBC Driver for PostgreSQL Database.
Security Updates - Critical
AN-219995 - High
Security Improvement
AN-220177 - Medium
Security Improvements
AN-219995 - High
Security Improvement
AN-218784 - Low
MariaDB database in Appian Cloud received a minor version upgrade to 10.6.11
Security Updates - Critical
AN-217700 - Medium
Fixed an issue that caused intermittent "Cannot read properties of null (reading 'getIn')" errors during user site interaction.
Security Updates - Critical
AN-215914 - Low
Security Improvement
Security Updates - Critical
AN-217611 - High
Increases the connection pool for ADS queries
AN-213666 - High
Upgrade SnakeYAML Library
AN-214213 - Medium
Upgraded OpenPDF from version 1.3.26 to 1.3.30 to provide support for additional encryption types.
AN-216864 - Low
Fixed an issue where decimals contained in a Record Type are converted to text when exported to Excel.
Security Updates - Critical
AN-217565 - Critical
Security Improvement
AN-212451 - Critical
Removed the Apache Xalan Java library. If you have developed any plug-ins that depend on Apache Xalan, you will need to update them to remove or replace the use of this library. If you don't update them, they will stop working when plug-in users upgrade.
Security Updates - Critical
AN-215833 - Medium
Security Improvement
AN-212724 - Low
Upgrade Tika Library
Security Updates - Medium
AN-215834 - Medium
Security Improvement
Security Updates - High
AN-214461 - Medium
Fixed an issue where Start and Stop script permissions were incorrectly set after applying a hotfix.
AN-212535 - Medium
Fixed an issue where file uploads freeze when a file upload component is embedded in an editable grid.
Security Updates - Medium
AN-210227 - Medium
Updated the change-paths.bat script logs to include values for notesOldPath and notesNewPath.
AN-210242 - High
Upgrade Jetty Library
AN-213319 - Medium
Fixed an issue in Kafka topicRecovery script which could lead to topics not having an assigned leader.
AN-212443 - Medium
Fixed an issue where Start and Stop script permissions were incorrectly set after applying a hotfix.
AN-187367 - Low
A bug was identified that caused the recipients email header to be blank in outbound emails, which caused Appian-generated notifications to be routed to spam occasionally. The recipients header is now populated for all outbound emails.
Security Updates - High
AN-210621 - High
Improve ADS connection pool error handling
AN-212086 - Medium
Fixed an issue where embedded Google Maps display an error when "View Larger Map" is clicked.
AN-211829 - Low
The read-only grid now uses the proper decimal separator according to the user's locale when displaying decimal numbers in grid cells.
Security Updates - High
AN-211615 - High
Upgrade OkHttp Library
AN-202701 - Medium
Fixed an issue where exiting out of a file upload component prior to upload completion causes the interface to break due to a null pointer exception.
AN-191159 - Low
Upgraded the Salesforce Connected System component REST API from version 44.0 to 52.0. API version 52.0 is backwards compatible with previous versions.
Security Updates - Critical
AN-212519 - Medium
Fixed an issue that resulted in intermittent "Cannot read properties of null (reading 'getIn')" errors when entering information into an interface textField.
AN-167569 - Low
Fixed an issue that introduced unnecessary log pollution and degraded the collection of Record Response Time metrics.
Security Updates - Critical
AN-210950 - Medium
Upgraded AWS Machine Learning Library
AN-209146 - Medium
Upgraded Bouncy Castle Library
AN-212000 - Low
Add a retry to ensure kafka is ready for ADS startup
Security Updates - Medium
AN-212011 - Critical
Fixed an issue that caused a discrepancy between the Process Execution and Process Analytics Engines resulting in intermittent bugs in Process Reports.
AN-203429 - Medium
Fixed an issue which sometimes caused updating security on a newly-created folder to fail due to an error.
Security Updates - Critical
AN-210404 - Medium
Fixed a bug that sporadically prevented Appian Data Service from starting up as a result of a race condition related to Kafka initialization.
AN-210029 - Medium
Improved data service connection pool utilization for queries against synced records.
AN-181596 - Medium
Fixed an issue which caused old versions of data types to be visible when searching for design objects using the global quick search.
AN-210084 - Low
Security Improvement
AN-209649 - Low
Upgraded to latest AL2 base image.
Security Updates - Critical
AN-210640 - High
For the Appian Cloud sites, fixed an issue with mysql.slow_log table that caused MariaDB upgrade failure.
AN-210069 - Medium
Fixed an issue where images and icons sometimes fail to render on a site after plug-in deployment.
Security Updates - High
AN-209161 - High
Improved Service Manager logging during an incomplete shutdown to include a detailed reason and steps to remediate it.
AN-209886 - Medium
For the Appian Cloud sites, fixed an issue related to the change in character set for some tables during upgrade from MariaDB 10.5 to MariaDB 10.6.
AN-209419 - Low
The data service now properly retries failed tasks when starting up.
Security Updates - Critical
AN-209209 - Medium
For the Appian Cloud sites, improved error handling during MariaDB upgrade.
AN-208136 - Medium
Fixed an issue with exporting a read-only grid. A null field value used in a grid column with a rich text component was causing the remaining values on that grid column to not be exported.
AN-200015 - Medium
Fixed an issue with connected system creation where when the developer chooses to create a new integration the connected system would not show as a precedent of the integration until after an initial save.
Security Updates - High
AN-209374 - Critical
Fixed an issue that prevented Blue Prism connected systems from being available
AN-204283 - Medium
Fixed a memory management issue when syncing records that may lead to unresponsive sites and full site outages.
Security Updates - Critical
AN-209227 - High
For Appian Cloud environments, fixed an issue that prevented phpMyAdmin from being accessed.
AN-205107 - Medium
Fixed an issue that caused an error when viewing the outbound deployment details for deployments which only contained database scripts or plug-ins.
Security Updates - High
AN-207169 - Medium
Fixed an issue that caused a!isUserMemberOfGroup to incorrectly return 'true' when executed on an inactive user.
AN-202654 - Medium
Fixed a race condition in Admin Console that prevented configuration changes from being saved.
AN-164454 - Medium
Improved error handling and messaging in Appian's cloud installation scripts.
AN-205113 - Low
Added an existence check for a Kafka process so another one cannot be started in parallel.
Security Updates - High
AN-208182 - Medium
Fixed an issue that prevented the Document Viewer Component from displaying its contents when opened from certain links.
AN-207398 - Medium
MariaDB has been upgraded to version 10.6.8 for Appian Cloud sites.
AN-206002 - Medium
Fixed an issue which could lead to engines not checkpointing.
AN-200249 - Medium
Added a warning and a delayed start to the Appian "Stop Script" to avoid accidental cluster wide shutdown.
Security Updates - High
AN-205103 - High
Added JWT Grant authentication to the DocuSign connected system in response to the pending removal of support for Basic authentication by DocuSign on October 5, 2022.
Security Updates - Critical
AN-205738 - High
Sites using Appian-hosted MySQL database are upgraded to release 5.7.38, which includes security and bug fixes. Details are available on the MySQL website (https://dev.mysql.com/doc/relnotes/mysql/5.7/en/news-5-7-38.html)
AN-203594 - Low
Improvements to reduce installation time of phpmyadmin.
Security Updates - High
AN-206501 - High
Fixed an issue where a single Kafka broker could lead to an outage until all the Kafka brokers are online.
AN-207045 - Low
Fixed an issue that caused a!isUserMemberOfGroup to return an error when executed on an inactive user.
AN-206663 - Low
Fixed issue where "Expected dialog to exist for id" error displayed in the compare and deploy wizard when one of the scripts is modified while viewing the compare and deploy script list.
Security Updates - High
AN-206020 - High
Fixed issue where a system error was displayed when selecting a table during configuration of a synced record type. This error occurred when the data source had multiple database tables with the same name in different schemas.
AN-202310 - Medium
Upgraded phpMyAdmin to 5.1.3
AN-199194 - Medium
Fixed an issue where the visibility of a record action used in a record grid column did not re-evaluate after the data was updated through a record action.
Security Updates - High
AN-200469 - Low
Service Manager will automatically restart after an unexpected outage.
Security Updates - High
AN-205342 - Critical
Customers using a database other than MariaDB on versions 21.3 and below will now be able to successfully upgrade to 21.4 and above. This fix also fixed an issue in which synced records could no longer be synced successfully on databases other than MariaDB.
AN-200822 - Critical
Fixed an issue that prevented self-managed customers from specifying a non-default location for process notes.
AN-202632 - High
Fixed an issue that prevented certain functions from being properly evaluated when used as an input parameter in a process model.
AN-205231 - Medium
Fixed an issue that prevented user from switching between published and draft versions of Data Store Object in Appian Designer.
AN-204251 - Medium
Fixed issue with ZooKeeper writing to its log directory when upgraded to version 3.8.0.
Security Updates - High
AN-200096 - High
Process deletion is now optimized to consume less memory.
AN-204344 - Medium
The a!queryRecordType() function now evaluates in parallel.
AN-202926 - Medium
Fixed issue where a record type incorrectly showed fields from multiple tables if the only difference in table names is that one table name used either the "%" or the "_" wildcard characters. For example: "abc_table" and "abcdtable", "abc%j and "abcdefgj.
AN-202514 - Medium
Added log messages for the creation of certificates for connected environments and OAuth tokens to provide the full lifecycle of these certificates.
AN-202158 - Medium
Fixed an issue that prevented some task viewers to be able to successfully open links in the task interface when they had not accepted the task.
Security Updates - Critical
AN-202684 - High
Querying process history now consumes less memory especially for long running process instances.
AN-200267 - High
Fixed an issue during site shutdown that could result in incomplete engine checkpoints.
AN-201984 - Medium
Fixed an issue that caused process variables of type 'User' to be automatically assigned an incorrect default value even though there is no default value configured for the variable.
AN-200374 - Medium
Fixed an issue with exporting a Read-Only Grid in cases where an included Link Component is missing a valid link.
AN-200300 - Medium
Appian Cloud database has been upgraded to MariaDB 10.5.15.
AN-123425 - Medium
For Appian Cloud customers, the sail_state_cache table in Appian data source is now truncated during site startup to preserve disk space.
AN-202936 - Low
Security Improvement
AN-202273 - Low
Fixed an issue which, in rare scenarios after an upgrade, caused an error upon editing a record list interface or viewing record list performance in the Appian Designer.
AN-201791 - Low
The MirrorMaker startup script has been updated to include additional logging and health checks for Kafka.
AN-200273 - Low
Fixed an issue in determining Kafka replication factors that could lead to HA failure during periods of Kafka instability.
AN-186797 - Low
The max_active property for both the Appian and AppianAnywhere data sources is now configurable with default value of 100.
Security Updates - Critical
AN-201182 - Critical
Fixed an issue where applications with a large number of objects in them caused performance issues.
AN-202296 - High
Updated the image.
AN-202169 - High
Fixed an issue where an error message displayed when a!queryRecordType() was used within one of the following looping functions: all, any, apply, filter, merge, none, reduce, or reject.
AN-202033 - High
Process executions no longer fail due to unexpected process errors. This fixes an issue caused by AN-196802 where a process would be unexpectedly paused by exception when running on an engine it wasn't published on.
AN-201645 - High
Fixed an issue that prevented site shutdown when encountering an engine responsiveness service failure.
AN-198855 - High
Fixed an issue in an internal migration of process history which caused the process execution engine to rollback due to an incorrect and unexpected null value.
AN-201263 - Low
Data sources created in the admin console and connected systems now have a default validation query timeout of 5 seconds.
AN-199887 - Low
Fixed a memory management issue that may lead to unresponsive sites and full site outages.
AN-201182 - Critical
Fixed an issue where applications with a large number of objects in them caused performance issues.
AN-200881 - High
Fixed an issue where an error message displayed when a!queryRecordType() was used within one of the following looping functions: all, any, apply, filter, merge, none, reduce, or reject.
Security Updates - Critical
AN-201190 - Critical
Updated Debian-CIS baseline image to address Kafka container vulnerabilities.
AN-201308 - Medium
Security Improvement
AN-201180 - Medium
Fixed an issue that caused that caused performance degradation with the Email Poller when using IMAPS protocol.
Security Updates - Critical
AN-201193 - Critical
Updated Debian-CIS baseline image to address ZooKeeper container vulnerabilities.
AN-201191 - Critical
Updated Debian-CIS baseline image to address Service Manager container vulnerabilities.
AN-200966 - High
Fixed an issue that slowed imports of large applications.
AN-200841 - High
Indirect members are now displayed correctly while viewing the list of members of a group in Appian Designer.
AN-200233 - High
Fixed an issue that caused the isusermemberofgroup() function to throw an expression evaluation error for some customers after upgrading to Appian 21.3.
AN-200969 - Medium
Fixed an issue with the Service Manager startup sequence that could result in silent startup failures.
AN-200049 - Medium
Searching for Appian documents and folders using IDs or UUIDs is now faster and more efficient. Prior to this fix, searching for these objects could cause high load on the content engines resulting in slowness across the environment.
Security Updates - Critical
AN-200261 - Medium
Improved performance of user and group picker suggestions when a group filter is supplied.
Security Updates - High
AN-199158 - High
Added an optimization to process model validation that speeds up previously slow deployments for certain process models.
AN-200190 - Low
Host networking removal for the Web Application Server.
Security Updates - Medium
AN-199704 - High
Fixed an issue where some Appian customers were experiencing increased memory usage as a result of recent optimization efforts.
AN-196761 - Medium
You can now configure a refresh interval for a record list.The refresh interval is how often you want the record list to refresh its data automatically.
Perform the following steps to apply the hotfix:
<APPIAN_HOME> directory.
<APPIAN_HOME> directory.
<APPIAN_HOME> directory.<APPIAN_HOME>/deployment/web.war to the folder where the Web server is getting the static resources. See Copy Static Resources to the Web Server for more information.To determine if the Appian 21.2 Hotfix is deployed, open the build.info file located in <APPIAN_HOME>/conf/. The contents of this file should match the following code sample:
build.revision=70bba9388b99c958dba73030944cadca6caffbc7 build.version=21.2.2130.0
