RE: Checksum mismatch bug in 1.8.18

2017-07-31 Thread David Engel
: Checksum mismatch bug in 1.8.18 Hi David, thanks for the report; the issue turned out to be quite serious. The underlying bug has been present since at least as early as 1.8.0 but only surfaced with the added SHA1-collision detection code in 1.8.18. Under certain circumstances, yet-to-be-committed

Re: Checksum mismatch bug in 1.8.18

2017-07-30 Thread Stefan Fuhrmann
Hi David, thanks for the report; the issue turned out to be quite serious. The underlying bug has been present since at least as early as 1.8.0 but only surfaced with the added SHA1-collision detection code in 1.8.18. Under certain circumstances, yet-to-be-committed data would be cached under th

RE: Checksum mismatch bug in 1.8.18

2017-07-29 Thread Bert Huijben
This specific error message was added in the last release, so yes it is new in the last versions. The last 1.9.x version also added it and I'm surprised that you see the error on 1.8 and not 1.9 (or vice versa). It tries to tell you that you have two files with an identical SHA-1 hash, but diff