脚本执行过程抛出异常:
Type: system.exception
Message: 在累加 行 8 列 2 值的时候，抛出异常: specified cast is not valid
stack:
at digitalplatform.dp2.statis.report.htmltable(table.table)
at mystatis.onend(object sender,statiseventargs e) in c:\documents and settings\ct\local settings\temp\ykuqlnsj.0.cs:line 341
at dp2circulation,bibliostatisform.runscript(string strprojectname, string strprojectlocate,
string& strerror, string& strwarning)