delphi +线程 +dll之间的切换
delphi开发的客户端主程序,调用了一个dll【带form的】,dll里启了一个线程,然后开启客户端里另一个dll【带form的】,然后再切回启了线程的dll,就报错了,报错内容如下:
Project mainform.exe raised exception class EAccessViolation with message 'Access violation at address 4013D258 in module 'vcl60.bpl'. Read of address 00000004'. Process stopped. Use Step or Run to continue.