Make sure that SBSv2 platform filtering preferences are used when SBSv1 is not enabled.
Note, there is probably a bug exposed here: SBSv2 platform filtering is not used in ISymbianSDK#getFilteredBuildConfigurations() if SBSv1 is enabled.
source.uidesigner.jar = src/
output.uidesigner.jar = bin/
bin.includes = plugin.xml,\
uidesigner.jar,\
META-INF/MANIFEST.MF,\
plugin.properties,\
icons/