ORA-24281: invalid access past the maximum

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ORA-24281: invalid access past the maximum size of LOB parameter string
Cause: The value ofpositional or size parameters exceeds the maximum allowed
LOB size of 4 Gigabytes.
Action: Correct the inputvalues for amount and offset such that their sum is less
than or equal to 4 Gigabytes. If error occurs in a read or write loop, checkthe
looping conditions and/or offset increments.