In this post, you’ll learn more about the Oracle ErrorORA-26666: cannot alter string process string with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
ORA-26666: cannot alter string process string
Reason for the Error ORA-26666: cannot alter string process string
An attempt was made to alter a GoldenGate, XStream or Streams process that is currently running.
How to fix the Error ORA-26666: cannot alter string process string ?
You can fix this error in Oracle by following the below steps
Stop the GoldenGate, XStream or Streams process with FORCE parameter set to TRUE and reissue the command.