Database Error Messages

Release
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  • 23ai
  • 21c
  • 19c
Updated
Jun 24, 2024

ORA-41420

block size cannot be zero

Cause

The block size sent by remote server was zero.


Action

Specify a valid block size as documented in the Oracle Database Administration Guide when creating data files. If displayed as an error, this represents a DBMS_FILE_TRANSFER protocol violation which should be reported to Oracle Support Services.