$this- $astro[$i]=ereg_replace(" [/a-z]+ ","",$matches[1]); 报错:Fatal error: Cannot access empty prop

感谢： FUDforum 现象： 站点访问正常，但无法登录 登录，提示是： Fatal error: SQL Error has occurred, please contact the administrator of the forum and have them review the forum's SQL query log in /FUDforum/include/core.inc on line 188 过程： 无法登录到论坛后台查看sql错误日志 在sql_errors里没有查到与

1． error spawning vcspawn.exe . the build could not be performed. 原因：VC路径及环境变量设置可能有问题 解决办法： (1) 正确设置VC编译路径 VC- Tools- Options- Directories NOTE: The ...\MSDev98\Bin directory contains Vcspawn.exe and should be first in the list. (2) 设置环境变量 变量名：ComSpe