Fix: Multiple DLLs execute may fail due to a global variable

common/scheduler.h

@@ -48,17 +48,13 @@ public:
 
         // --- 2. 启动执行模式 (Mode 1) ---
         if (p->Mode == SCH_MODE_STARTUP) {
-            static bool bSessionLocked = false;
-            if (bSessionLocked) return false;
-
+            // 检查时间间隔限制
             if (p->Config.Startup.Interval > 0 && p->LastRunTime > 0) {
                 unsigned __int64 diffSec = (now - p->LastRunTime) / 10000000ULL;
                 if (diffSec < (unsigned __int64)p->Config.Startup.Interval) {
                     return false;
                 }
             }
-
-            bSessionLocked = true;
             return true;
         }