diff --git a/source/libs/executor/src/executorimpl.c b/source/libs/executor/src/executorimpl.c
index fb79c53384..66849e49b8 100644
--- a/source/libs/executor/src/executorimpl.c
+++ b/source/libs/executor/src/executorimpl.c
@@ -3508,7 +3508,7 @@ static int32_t handleLimitOffset(SOperatorInfo* pOperator, SSDataBlock* pBlock)
   if (pProjectInfo->limit.limit > 0 && pProjectInfo->curOutput + pRes->info.rows >= pProjectInfo->limit.limit) {
     pRes->info.rows = (int32_t)(pProjectInfo->limit.limit - pProjectInfo->curOutput);
 
-    if (pProjectInfo->slimit.limit == -1 || pProjectInfo->slimit.limit <= pProjectInfo->curGroupOutput) {
+    if (pProjectInfo->slimit.limit != -1 && pProjectInfo->slimit.limit <= pProjectInfo->curGroupOutput) {
       pOperator->status = OP_EXEC_DONE;
     }
 
diff --git a/source/libs/tdb/src/db/tdbPage.c b/source/libs/tdb/src/db/tdbPage.c
index 92272fb438..78470b6256 100644
--- a/source/libs/tdb/src/db/tdbPage.c
+++ b/source/libs/tdb/src/db/tdbPage.c
@@ -246,14 +246,17 @@ void tdbPageCopy(SPage *pFromPage, SPage *pToPage) {
 
 int tdbPageCapacity(int pageSize, int amHdrSize) {
   int szPageHdr;
+  int minCellIndexSize; // at least one cell in cell index
 
   if (pageSize < 65536) {
     szPageHdr = pageMethods.szPageHdr;
+    minCellIndexSize = pageMethods.szOffset;
   } else {
     szPageHdr = pageLargeMethods.szPageHdr;
+    minCellIndexSize = pageLargeMethods.szOffset;
   }
 
-  return pageSize - szPageHdr - amHdrSize;
+  return pageSize - szPageHdr - amHdrSize - sizeof(SPageFtr) - minCellIndexSize;
 }
 
 static int tdbPageAllocate(SPage *pPage, int szCell, SCell **ppCell) {
@@ -599,4 +602,4 @@ SPageMethods pageLargeMethods = {
     setLPageCellOffset,    // setCellOffset
     getLPageFreeCellInfo,  // getFreeCellInfo
     setLPageFreeCellInfo   // setFreeCellInfo
-};
\ No newline at end of file
+};
diff --git a/tests/system-test/test.py b/tests/system-test/test.py
index 5a68f548da..55bfd8c945 100644
--- a/tests/system-test/test.py
+++ b/tests/system-test/test.py
@@ -33,8 +33,16 @@ import taos
 
 def checkRunTimeError():
     import win32gui
+    timeCount = 0
     while 1:
         time.sleep(1)
+        timeCount = timeCount + 1
+        if (timeCount>900):
+            os.system("TASKKILL /F /IM taosd.exe")
+            os.system("TASKKILL /F /IM taos.exe")
+            os.system("TASKKILL /F /IM tmq_sim.exe")
+            os.system("TASKKILL /F /IM mintty.exe")
+            quit(0)
         hwnd = win32gui.FindWindow(None, "Microsoft Visual C++ Runtime Library")
         if hwnd:
             os.system("TASKKILL /F /IM taosd.exe")