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application/Common/Common/function.php

@@ -2025,13 +2025,15 @@ function sp_delete_physics_img($imglist){
 		foreach($level as $k=>$v){
 		foreach($level as $k=>$v){
 			if( $v['level_up']>=$experience){
 			if( $v['level_up']>=$experience){
 				$levelid=$v['levelid'];
 				$levelid=$v['levelid'];
-                $levelid -= 1;
+				if ($levelid > 0) {
+                    $levelid -= 1;
+                }
 				break;
 				break;
 			}else{
 			}else{
 				$level_a = $v['levelid'];
 				$level_a = $v['levelid'];
 			}
 			}
 		}
 		}
-		$levelid = $levelid < $level_a ? $level_a:$levelid;
+		$levelid = $levelid < $level_a ? $level_a : $levelid;
 
 
 		return $levelid;
 		return $levelid;
 	}
 	}