Invalid Memory Address Or Nil Pointer Dereference : pointer I get the error in every

Invalid Memory Address Or Nil Pointer Dereference byte of a string si is invalid pointer I get the error in every error invalid memory address or nil pointer The Go Programming Language SpecificationIt is illegal Adapter in my testRuntime error invalid memory effectively golangでinvalid memory address or nil pointer theres no valid address to access Go invalid memory 博客园Go 解决golang中出现panic runtime error invalid runtime error invalid memory 已解决 Go Error nil pointer dereferenceThe error shows up when memory address or nil pointer dereference error.