How to fix the Oracle error ORA-13637: Executing or modifying task string is disallowed until the task is reset to its initial state.?

In this post, you’ll learn more about the Oracle ErrorORA-13637: Executing or modifying task string is disallowed until the task is reset to its initial state. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-13637: Executing or modifying task string is disallowed until the task is reset to its initial state.

Reason for the Error ORA-13637: Executing or modifying task string is disallowed until the task is reset to its initial state.

The user attempted to execute or modify the task that is in not in its INITIAL state.

How to fix the Error ORA-13637: Executing or modifying task string is disallowed until the task is reset to its initial state. ?

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

Reset the task and retry the operation.