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Oracle Access Manager (OAM) OAuth Revoke Endpoint Fails In The Log File "SQLException: ORA-12899: value too large for column ..." (Doc ID 2975746.1)

Last updated on SEPTEMBER 22, 2023

Applies to:

Oracle Access Manager - Version and later
Information in this document applies to any platform.


OAuth revoke endpoint fails, in the OAM log file the following error is seen "SQLException: ORA-12899: value too large for column ..."


  • Enabled /revoke endpoint OAuth/OIDC endpoint
  • Testing from postman or other curls result in 200/success result code.
  • Integrated an external application with OIDC, which frequently fails with error "{"error":"server_error","error_description":"Internal Server Error"}"
  • During the logout process the OAM log file shows ...
  • When this happens, logout does not take place and the access token is not invalidated, so it is still possible to access application hitting the "back" button





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