How to fix the Oracle error ORA-06597: Failed to increase the session’s call stack memory to string bytes at a depth of string calls. (The current maximum is string bytes.)?

In this post, you’ll learn more about the Oracle ErrorORA-06597: Failed to increase the session’s call stack memory to string bytes at a depth of string calls. (The current maximum is string bytes.) with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-06597: Failed to increase the session’s call stack memory to string bytes at a depth of string calls. (The current maximum is string bytes.)

Reason for the Error ORA-06597: Failed to increase the session’s call stack memory to string bytes at a depth of string calls. (The current maximum is string bytes.)

PL/SQL program execution used more call stack memory than permitted.

How to fix the Error ORA-06597: Failed to increase the session’s call stack memory to string bytes at a depth of string calls. (The current maximum is string bytes.) ?

You can fix this error in Oracle by following the below steps

* Ask your DBA to increase the maximum allowed call stack memory.

* Decrease the amount of call stack used by the program. This may be accomplished by using fewer, smaller local variables, or by limiting the depth of function call nesting.