Error while reading the file

I have processed an image in sen2cor plug in , the output file which got after processing is in jpeg 2000 format.
When i try to read, it is showing an error

Please help me out for resolving the issue.

Thanks,
Mounika

I have an issue with processing.for few datasets it was running properly and for few it was running only for 20m resolution and 60m even when i input only B02-B04 and B-08 bands and for one dataset it was not at all running for all the three resolutions and have shown the following dialogue box.

Please try to help me.