Modify the script to solve problem with e32path and change all / to \ to allow to build rom image without any errors!!
# component name "Bootstrap"
component base_ubootldr
source \sf\os\kernelhwsrv\brdbootldr\ubootldr
notes_source \component_defs\release.src
ipr E
ipr T \sf\os\kernelhwsrv\brdbootldr\ubootldr\inc
ipr T \sf\os\kernelhwsrv\brdbootldr\ubootldr\ubootldrldd