a. Check document size:


· Right-click on the file and click Properties


· Go to General Tab and see the size of document (maximum size to upload is 50MB)


· If it is greater than 50 MB prompt client to change the content of document and try to upload again


b. Check file name:


· Remove any unsupported characters \ , / , : , * , ? ,  " , < , > , | , # ,  %)


· Rename the file