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				@ -117,9 +117,6 @@ const int32_t kGroupIdLength = 16;
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				        updatedGroupInfoString =
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				            [updatedGroupInfoString stringByAppendingString:NSLocalizedString(@"GROUP_AVATAR_CHANGED", @"")];
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				    }
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				    if ([updatedGroupInfoString length] == 0) {
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				        updatedGroupInfoString = NSLocalizedString(@"GROUP_UPDATED", @"");
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				    }
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				    NSSet *oldMembers = [NSSet setWithArray:_groupMemberIds];
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				    NSSet *newMembers = [NSSet setWithArray:newModel.groupMemberIds];
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				@ -169,7 +166,9 @@ const int32_t kGroupIdLength = 16;
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				            }
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				        }
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				    }
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				    if ([updatedGroupInfoString length] == 0) {
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				        updatedGroupInfoString = NSLocalizedString(@"GROUP_UPDATED", @"");
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				    }
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				    return updatedGroupInfoString;
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				}
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