Place tag by filled parameter

[ben.dowling]

hi @Olaf_Kappert,

I answered a similar issue recently. Have a look at this post:

Insert parameter value in Family Name

Hi @Fed17, Your very welcome, glad it helped you out. The issue you have now is that you are removing the null values. As I said above, the two lists need to be the same size. Basically your filter mask node retained the blank value at index 0 because your mask value at index 0 was true So to get around this, you need to instead replace the nulls with False Boolean values. As false represents the data you wish to filter out. See example method below. [Solution] The “List.ReplaceNu…

Basically you want to convert your blank values to a boolean.

Best,

Ben

EDIT: Spelling/Grammar