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Why am I receiving the "input stream can not be null" Error when using Data Loader

Knowledge Article Number 000199318
Description While attempting to complete an export using Data Loader I am receiving the error "input stream can not be null".  This issue is intermittent.User-added image 
Resolution The cause for this error message is a faulty network connection, which does not allow seamless transfer of data resulting in incomplete data being sent through the API.  

Please reach out to your internal IT department to troubleshoot the issue.  

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