Merge pull request #25 from UnitedBitcoin/posdev

commit to master branch
UnitedBitcoin · Aug 6, 2018 · 02e74fa · 02e74fa
2 parents c6acb95 + a8857c9
commit 02e74fa
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/lib/blockchain.py b/lib/blockchain.py
@@ -336,15 +336,16 @@ def get_next_target_require(self,height,is_pos):
         tempBits.add(first["bits"])
         for i in range(9):
             last_header,height = self.get_last_block_header(height-1,is_pos)
-            tNbits.append(last_header)
-            tempBits.add(last_header["bits"])
+
             if is_pos and height <= util.ForkData.third_fork_height:
                 return util.ub_default_diffculty(is_pos)
             if last_header is None :
                 if is_pos:
                     return util.ub_default_diffculty(is_pos)
                 else:
                     return self.get_third_fork_pow_difficult()
+            tNbits.append(last_header)
+            tempBits.add(last_header["bits"])
             if len(tempBits)>1:
                 return  self.bits_to_target(first["bits"])