IBM Support

Given final block not properly padded when starting Maximo

Troubleshooting


Problem

After copying an environment or modifying the maximo.properties file Maximo fails to start

Symptom

The following error will show in the Maximo start up logs.

javax.crypto.BadPaddingException: Given final block not properly padded
at com.ibm.crypto.provider.AESCipher.engineDoFinal(Unknown Source)
at com.ibm.crypto.provider.AESCipher.engineDoFinal(Unknown Source)
at javax.crypto.Cipher.doFinal(Unknown Source)
at psdi.util.MXCipher.decData(MXCipher.java:262)
... 27 more
.

[{"Product":{"code":"SSLKT6","label":"IBM Maximo Asset Management"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Maximo Login","Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"7.1;7.1.1;7.5","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}},{"Product":{"code":"SSWK4A","label":"Maximo Asset Management Essentials"},"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB59","label":"Sustainability Software"}},{"Product":{"code":"SSLKTY","label":"Maximo Asset Management for IT"},"Business Unit":{"code":"BU053","label":"Cloud \u0026 Data Platform"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB59","label":"Sustainability Software"}},{"Product":{"code":"SSKTXT","label":"Tivoli Change and Configuration Management Database"},"Business Unit":{"code":"BU053","label":"Cloud \u0026 Data Platform"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB59","label":"Sustainability Software"}},{"Product":{"code":"SS6HJK","label":"Tivoli Service Request Manager"},"Business Unit":{"code":"BU053","label":"Cloud \u0026 Data Platform"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB59","label":"Sustainability Software"}},{"Product":{"code":"SSRHPA","label":"IBM Maximo Application Suite"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}},{"Product":{"code":"SSWT9A","label":"IBM Control Desk"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]

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Document Information

Modified date:
18 September 2025

UID

swg21454722