when loading any worlds including new worlds minecraft instantly crashes. this has just recently happened as of today. yesterday i was able to play perfectly fine but since i closed it and relaunched it, it keeps crashing (crash report:not sure if this is right http://pastebin.com/NYKyJp4S ) I even tried to make new worlds but it keeps crashing anyways also.
2nd crash report from the launcher log (http://pastebin.com/9XdFPPEy)
MC-74363
java.util.zip.ZipException: Not in GZIP format 1.8.1 pre-4
Resolved
Duplicate
0
miguel prieto
(Unassigned)
Unconfirmed
Minecraft 1.8.1-pre4
Retrieved
This issue is a duplicate of MC-14051. It has been linked to the original bugreport.
Please search before reporting any bugs, as it's likely that one exists already.