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• Semantic Error: Invalid partial access '...'.

Semantic Error: Invalid partial access '...'.

The syntax of a partial access to the ANY_BIT variable (also known as implicit addressing) mentioned in the error message is invalid.

Error examples

In ST, the assignment MyByteVar :=MyDWordVar.%B4; is invalid because a 5th Byte does not exist in a DWORD data type.

In FBD/LD, an error example could be as follows:

In both examples, only the partial access types .%B0 to .%B3 are possible.

Further Info Refer to the topic "Partial Access to ANY_BIT Variables" for detailed information.

Double-clicking the error message opens the code and marks the incorrect code position.