Executing procedures from the dbms_java Oracle PL/SQL package may result in a strange IdNotFoundException like: ORA-29532: Java call terminated by uncaught Java exception: oracle.aurora.vm.IdNotFoundException: user : user or role id does not exist This is very common when granting call dbms_java.grant_permission(‘user’, ‘’, ‘C:/MyFolder/ora-pgp-1.1.0.jar’, ‘read’); If you experience such error try changing the user(schema) name to Uppercase.

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