fix swap

8 years ago · 0b6d7dbbc9
1 changed files with 3 additions and 0 deletions
--- a/lib/blockchain.py
+++ b/lib/blockchain.py
@ -216,6 +216,9 @@ class Blockchain(util.PrintError):
            self.write_header(h)
        self.headers = []
        self.is_saved = True
+        # update pointers
+        blockchains[self.checkpoint] = self
+        blockchains[parent.checkpoint] = parent

    def save_header(self, header):
        N = 10