Error in loading the data in EPM

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Dear All,

I have an error when loading the data in data load workbench.

i successfully build a connection (financial cloud to Epm)

and create a data load mapping under (workload). But issue is when execute data load mapping its execute with errors. my data is also shown in data work load workbench but i can not export it because of errors. i also attached the logs in which error are appear.

Guide me about this.