knime 5.4 created variables can not be used

Hi all,
not able to select se “use variable” function for already existing variable that was created in pervious node

What upstream node are you using to create the path? Probably should be String to Path (Variable). Also, out of curiosity why are you using the File Importer node rather than a reader node to actually create a table in your workflow?

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Firstly please check if the nodes are connected with variable connections (red lines), then check if you used String to Path (Variable) node as mentioned by @rfeigel.

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Thanks. String to Path (Variable) worked. in older version there was no need for this. i guess new one there is