Forum Discussion
How to add a custom counter to a title name in sharepoint list.
Hello I'm looking to add a custom ID counter to my titles in the sharepoint list. The title (Machine Number) will look like this.... M123456 M123425 I'd like to add a counter to the ti...
It doesn't like step #4 with the substring.
The value of first parameter is of type 'Null' but the function 'substring' expects a string.https://aka.ms/logicexpressions
Unable to process template language expressions in action 'Compose_4' inputs at line '0' and column '0': 'The template language function 'substring' expects its first parameter 'string' to be a string. The provided value is of type 'Null'. Please see https://aka.ms/logicexpressions#substring for usage details.'.
The value of first parameter is of type 'Null' but the function 'substring' expects a string.https://aka.ms/logicexpressions
Unable to process template language expressions in action 'Compose_4' inputs at line '0' and column '0': 'The template language function 'substring' expects its first parameter 'string' to be a string. The provided value is of type 'Null'. Please see https://aka.ms/logicexpressions#substring for usage details.'.
So you must have an item with an empty value.
- Would I have to enter in a title and a reference number? I want it to copy the title and add the - # and not have to enter multiple times.