In this post, you’ll learn more about the Oracle ErrorORA-30625: method dispatch on NULL SELF argument is disallowed with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
ORA-30625: method dispatch on NULL SELF argument is disallowed
Reason for the Error ORA-30625: method dispatch on NULL SELF argument is disallowed
A member method of a type is being invoked with a NULL SELF argument.
How to fix the Error ORA-30625: method dispatch on NULL SELF argument is disallowed ?
You can fix this error in Oracle by following the below steps
Change the method invocation to pass in a valid self argument.