Fatal error: Assertion failed in uppsrc/Core/Vcont.h, line 33
i >= 0 && i < items

Stack trace:
() [0x7502fc]
() [0x75074c]
() [0x6688c9]
() [0x668034]
() [0x665054]
() [0x66b0b1]
() [0x8645ad]
() [0x802364]
() [0x759a17]
() [0x94b7b7]
() [0x94b85d]
() [0x7e8138]
() [0x663dd1]
() [0x6694cc]
() [0x86eb7a]
() [0x86a22c]
() [0x86bc8d]
() [0x861e02]
() [0x8632d1]
() [0x802364]
() [0x759a17]
() [0x465a80]
() [0x853ac3]
() [0x61cd5e]
() [0x61c5dc]
() [0x61c8f8]
() [0x61dd65]
() [0x61fd70]
() [0x61fd2c]
() [0x61fd2c]
() [0x61fd2c]
() [0x61fd2c]
() [0x61f8dc]
() [0x638127]
() [0x6381c7]
() [0x638381]
() [0x638a46]
() [0x638b2b]
() [0x638c45]
() [0x638d69]
() [0x628d92]
() [0x8089f0]
() [0x8076ca]
(__libc_start_main
() [0x40b0cf]