Tomcat fails to deploy Appian with the following error in <APPIAN_HOME>/logs/tomcat-stdOut.log:
WARNING [localhost-startStop-1] org.apache.naming.NamingContext.lookup Unexpected exception resolving reference java.lang.IllegalArgumentException: Illegal base64 character 3a
The un-encoded database password contains special characters which causes an issue with the encoding and decoding done by Tomcat. The Appian Team has observed this issue when the database password contained the ":" character.
Ensure that special characters are not included in the un-encoded database password.
This article applies to Appian 18.3 and later.
Last Reviewed: September 2018
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