Articles tagged "go.mod"

golang go error go.sum go.mod
4 min readBeginner

Fix Go Error: "missing go.sum entry for module providing package" (2026)

Fix Go's "missing go.sum entry for module providing package" error. Learn why go.mod and go.sum diverge, how go mod tidy fixes it, the GOFLAGS=-mod=mod caveat, and vendor mode gotchas.

golang go modules go.mod go.sum
5 min readBeginner

go mod tidy Explained: Clean Up Go Module Dependencies (2026)

go mod tidy adds missing and removes unused dependencies from go.mod and go.sum. Learn go mod download, verify, vendor, -e flag, and common post-tidy errors.