Invalid block-transfer request type

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The type of block-transfer request is not consistent with the expected BT_READ or BT_WRITE types. This indicates an incorrect command type was issued for the block transfer.

• The type of block-transfer request is not consistent with the expected BT_READ or BT_WRITE

Klikk på steg for å spore fremgangen.

1. 1

   Verify the `MSG` instruction configuration, specifically the 'Message Type' (BT_READ/BT_WRITE) and 'Data Table Address' for consistency.

2. 2

   Inspect the target intelligent module's configuration in the I/O tree to ensure it aligns with the block-transfer request type.

3. 3

   Review the ladder logic or structured text associated with the `MSG` instruction for any conditions that could issue an incorrect command type.

4. 4

   Check for controller and module firmware compatibility issues related to block transfer operations.

5. 5

   Verify the data structure (tag) utilized by the `MSG` instruction matches the expected format for the block transfer.