Added back a missing type check

3 years ago · 8b6b4be8e3
parent 5710fe18fb
commit 8b6b4be8e3
1 changed files with 4 additions and 2 deletions
--- a/Receiving/Attachments/TSAttachmentPointer.m
+++ b/Receiving/Attachments/TSAttachmentPointer.m
@ -169,8 +169,10 @@ NS_ASSUME_NONNULL_BEGIN
    // Legacy instances of TSAttachmentPointer apparently used the serverId as their
    // uniqueId.
    if (attachmentSchemaVersion < 2 && self.serverId == 0) {
-        // For legacy instances, try to parse the serverId from the uniqueId.
-        self.serverId = (UInt64)[self.uniqueId integerValue];
+        if ([self isDecimalNumberText:self.uniqueId]) {
+            // For legacy instances, try to parse the serverId from the uniqueId.
+            self.serverId = (UInt64)[self.uniqueId integerValue];
+        }
    }
 }