DEBUG: Executing python function extend_recipe_sysroot NOTE: Direct dependencies are [] NOTE: Installed into sysroot: [] NOTE: Skipping as already exists in sysroot: [] DEBUG: Python function extend_recipe_sysroot finished DEBUG: Executing python function do_fetch DEBUG: Executing python function base_do_fetch WARNING: URL: git://github.com/wjwwood/serial.git;nobranch=1;tag=1.2.1 uses git protocol which is no longer supported by github. Please change to ;protocol=https in the url. ERROR: Bitbake Fetcher Error: FetchError("Recipe uses a floating tag/branch '1.2.1' for repo 'github.com/wjwwood/serial.git' without a fixed SRCREV yet doesn't call bb.fetch2.get_srcrev() (use SRCPV in PV for OE).", None) DEBUG: Python function base_do_fetch finished DEBUG: Python function do_fetch finished