This is most likely caused by the fact that the abstract title and/or the name of the document you wish to upload are too long.
Kindly note the following:
- The maximum length of the abstract title is 120 characters (including spaces).
- The name of the document you wish to upload must be as short as possible and may not exceed 120 characters in total (including spaces).
In case of technical troubles while submitting your abstract please contact us, specifying the event and providing the screenshots of the pages where you face trouble.