Hi <br><br>When a try to open any html page, l had receive the error messages:<br><br>Unable to unmarshal XML content definition schema.<br>
Reason: XML validation error : <br>
<errors><br>
<error column="84" line="10">src-resolve: Cannot resolve the name
'OpenCmsDefaultAppinfoHandler' to a(n) type definition
component.</error><br>
<error column="98" line="11">src-resolve: Cannot resolve the name
'OpenCmsDefaultAppinfoResourcebundle' to a(n) type definition
component.</error><br>
<error column="84" line="12">src-resolve: Cannot resolve the name
'OpenCmsDefaultAppinfoPreview' to a(n) type definition
component.</error><br>
<error column="86" line="13">src-resolve: Cannot resolve the name
'OpenCmsDefaultAppinfoDefaults' to a(n) type definition
component.</error><br>
<error column="86" line="14">src-resolve: Cannot resolve the name
'OpenCmsDefaultAppinfoMappings' to a(n) type definition
component.</error><br>
<error column="84" line="15">src-resolve: Cannot resolve the name
'OpenCmsDefaultAppinfoLayouts' to a(n) type definition
component.</error><br>
<error column="100" line="16">src-resolve: Cannot resolve the
name 'OpenCmsDefaultAppinfoValidationrules' to a(n) type definition
component.</error><br>
<error column="98" line="17">src-resolve: Cannot resolve the name
'OpenCmsDefaultAppinfoSearchsettings' to a(n) type definition
component.</error><br>
<error column="88" line="18">src-resolve: Cannot resolve the name
'OpenCmsDefaultAppinfoRelations' to a(n) type definition
component.</error><br>
<error column="92" line="19">src-resolve: Cannot resolve the name
'OpenCmsDefaultAppinfoModelfolder' to a(n) type definition
component.</error><br>
<error column="78" line="20">src-resolve: Cannot resolve the name
'OpenCmsDefaultAppinfoTabs' to a(n) type definition
component.</error><br>
</errors><br>
<warnings/>.
<br><br>What is wrong?<br><br>Thanks<br>