phpwiki error on Home Page ??

All,

Phpwiki has an error on the Home Page. How can a page be repaired? How 
can the Home Page be repaired??

The change history yields:

lib/WikiDB.php(In template 'browse'?)(In template 'body'?)(In template 
'html'?):1377: Fatal[0]: <br 
/>/usr/local/plesk/apache/vhosts/bs-cg.com/httpdocs/cgwiki/lib/WikiDB.php:1377: 
: Assertion failed <br />

The detail view yields:

lib/plugin/_BackendInfo.php(In template 'browse'?)(In template 
'body'?)(In template 'html'?):93: Warning[2]: Invalid argument supplied 
for foreach()

lib/plugin/_BackendInfo.php(In template 'browse'?)(In template 
'body'?)(In template 'html'?):140: Warning[2]: Wrong datatype in ksort() 
call

lib/plugin/_BackendInfo.php(In template 'browse'?)(In template 
'body'?)(In template 'html'?):141: Warning[2]: Invalid argument supplied 
for foreach()

lib/plugin/_BackendInfo.php(In template 'browse'?)(In template 
'body'?)(In template 'html'?):93: Warning[2]: Invalid argument supplied 
for foreach()

lib/plugin/_BackendInfo.php(In template 'browse'?)(In template 
'body'?)(In template 'html'?):140: Warning[2]: Wrong datatype in ksort() 
call

lib/plugin/_BackendInfo.php(In template 'browse'?)(In template 
'body'?)(In template 'html'?):141: Warning[2]: Invalid argument supplied 
for foreach()





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