In this post, you’ll learn more about the Oracle ErrorORA-01937: missing or invalid role name with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
ORA-01937: missing or invalid role name
Reason for the Error ORA-01937: missing or invalid role name
A valid role name was expected.
How to fix the Error ORA-01937: missing or invalid role name ?
You can fix this error in Oracle by following the below steps
Specify a valid role name.