Fixes #1709

sqlmap.py

@@ -12,6 +12,7 @@ import os
 import re
 import shutil
 import sys
+import thread
 import time
 import traceback
 import warnings
@@ -109,7 +110,15 @@ def main():
         elif conf.liveTest:
             liveTest()
         else:
+            try:
                 start()
+            except thread.error as ex:
+                if "can't start new thread" in getSafeExString(ex):
+                    errMsg = "unable to start new threads. Please check OS (u)limits"
+                    logger.critical(errMsg)
+                    raise SystemExit
+                else:
+                    raise
 
     except SqlmapUserQuitException:
         errMsg = "user quit"
@@ -130,7 +139,6 @@ def main():
             logger.critical(errMsg)
         except KeyboardInterrupt:
             pass
-
         raise SystemExit
 
     except KeyboardInterrupt: