I modified some parameters in chainparams.cpp and then when I recompile I get the error below, can anyone help me with that? How should I fix this error?
BTW,I have already got new genesis block hash,but the error appeared at the end.
key.cpp:238: bool CKey::Sign(const uint256&, std::vector&, bool, uint32_t) const: Assertion `ret' failed. core has been dump