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-rw-r--r-- | doc/zmq.md | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/doc/zmq.md b/doc/zmq.md index 7ffc5623b6..a309abd0cc 100644 --- a/doc/zmq.md +++ b/doc/zmq.md @@ -111,7 +111,9 @@ using other means such as firewalling. Note that when the block chain tip changes, a reorganisation may occur and just the tip will be notified. It is up to the subscriber to -retrieve the chain from the last known block to the new tip. +retrieve the chain from the last known block to the new tip. Also note +that no notification occurs if the tip was in the active chain - this +is the case after calling invalidateblock RPC. There are several possibilities that ZMQ notification can get lost during transmission depending on the communication type you are |