Sentinel-2 Classification Problem

please try to use the search function, many things are already explained in other topics: The "dl" unit

can you please help me with that ? i did reprojection with utm/wgs84 and its still having issuees

hi there;
when i tried reprojection, i don’t know why it doesn’t work i receive an error . by the way I’m in morocco.
can u please help me and tell me how i can do the reprojection

Please share the error message, otherwise we cannot help.

This happens if your PC does not habe enough RAM.
HAve a look in the SNAP FAQs. There it is explained how you can tweak the memory settings. But probably you will need a machine with more memory.