Steps to Reproduce

1. run with zk 8.5.2
2. load any chart like attached zul

Current Result

SEVERE: Unable to load ~./js/chart/css/charts.css.dsp
java.io.FileNotFoundException: Failed to load the resource: /js/chart/css/charts.css.dsp
at org.zkoss.web.util.resource.DspExtendlet.service(DspExtendlet.java:87)
at org.zkoss.web.util.resource.ClassWebResource.web0(ClassWebResource.java:605)
at org.zkoss.web.util.resource.ClassWebResource.web(ClassWebResource.java:592)
at org.zkoss.web.util.resource.ClassWebResource.service(ClassWebResource.java:272)

Expected Result

no error

Debug Information

• lang-addon.xml still contains <css-uri>css/charts.css.dsp</css-uri> but no such file in jar
• zk 9.5.0.1 doesn't show this error.