Channel %1 block %2 accessing this variable as single character not possible

%1 = Channel number %2 = Block number, label %3 = Source string

The variable is not a user-defined variable. The single character access is only allowed for user-defined variables (LUD/GUD).

-    Correction block

-    Interface signals are set.

-    Alarm display.

Temporarily store variable in user-defined STRING, process this and put back into storage.

Clear alarm with NC START or RESET key and continue the program.

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