In this post, you’ll learn more about the Oracle ErrorOCI-21560: argument string is null, invalid, or out of range with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
OCI-21560: argument string is null, invalid, or out of range
Reason for the Error OCI-21560: argument string is null, invalid, or out of range
The argument is expecting a non-null, valid value but the argument value passed in is null, invalid, or out of range. Examples include when the LOB/FILE positional or size argument has a value outside the range 1 through (4GB – 1), or when an invalid open mode is used to open a file, etc.
How to fix the Error OCI-21560: argument string is null, invalid, or out of range ?
You can fix this error in Oracle by following the below steps
Check your program and correct the caller of the routine to not pass a null, invalid or out-of-range argument value.