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-rw-r--r--roomserver/storage/shared/storage.go2
1 files changed, 1 insertions, 1 deletions
diff --git a/roomserver/storage/shared/storage.go b/roomserver/storage/shared/storage.go
index 096d5d7a..e77d62e0 100644
--- a/roomserver/storage/shared/storage.go
+++ b/roomserver/storage/shared/storage.go
@@ -156,7 +156,7 @@ func (d *Database) AddState(
stateBlockNIDs []types.StateBlockNID,
state []types.StateEntry,
) (stateNID types.StateSnapshotNID, err error) {
- if len(stateBlockNIDs) > 0 {
+ if len(stateBlockNIDs) > 0 && len(state) > 0 {
// Check to see if the event already appears in any of the existing state
// blocks. If it does then we should not add it again, as this will just
// result in excess state blocks and snapshots.