Thank you for your answer, Sergey!

There was a problem with additional commas in the JSON. Now I have an authorization problem I hope to overcome tomorrow in the office. There I have a smart card with authorization info on it.

Gerhard Schmidbauer

>Based on information you provided, looks like JSON you are trying to submit isn't properly formatted. At least what server reply means.
>
>>
>>I wrote a routine to POST a file and some additional information to a server. When sending the POST I get an error 500 with the following response:
>>"{"fault":{"faultstring":"JSONThreatProtection[ValidateJsonMessage]: Execution failed. reason: Expecting : at line 1","detail":{"errorcode":"steps.jsonthreatprotection.ExecutionFailed"}}}".
>>
>>I understand, that there is a server error. But I wonder if someone can explain the response to me. This is my first try of a POST. So I may do something wrong here.
>>
>>Please help.
>>
>>TIA
>>Gerhard Schmidbauer