Crash - Could not cast value of type NSNull to NSDate
nkmrh opened this issue · 3 comments
nkmrh commented
environment
Xcode 9.2
Pring 0.6.3
Firebase 4.8.2
Firestore 0.10.0
problem
Could not cast value of type 'NSNull' (0x10ea9f770) to 'NSDate' (0x10ea9efc8).
Crash on this line
Steps to reproduce:
post.users.remove(user)
post.update()
then after
post.users.insert(user)
post.update()
Log
Thread 0 name: Dispatch queue: com.apple.main-thread
Thread 0 Crashed:
0 libsystem_kernel.dylib 0x000000018b479014 0x18b45a000 + 126996
1 libsystem_pthread.dylib 0x000000018b543264 0x18b53e000 + 21092
2 libsystem_c.dylib 0x000000018b3eda60 0x18b38c000 + 399968
3 libsystem_c.dylib 0x000000018b3ed9d0 0x18b38c000 + 399824
4 libswiftCore.dylib 0x0000000100f68f08 _hidden#25636_ + 3084040 (__hidden#25644_:271)
5 libswiftCore.dylib 0x0000000100f5eacc _hidden#25267_ + 3041996 (__hidden#25314_:185)
6 libswiftCore.dylib 0x0000000100f5eb44 swift_dynamicCastClass + 3042116 (__hidden#25314_:269)
7 libswiftCore.dylib 0x0000000100f97644 swift_dynamicCastForeignClass + 3274308 (__hidden#27753_:1067)
8 libswiftCore.dylib 0x0000000100f625e0 _hidden#25272_ + 3057120 (__hidden#25314_:2892)
9 libswiftCore.dylib 0x0000000100f608c4 swift_dynamicCast + 3049668 (__hidden#25314_:1613)
10 MyApp 0x00000001002f2e14 specialized closure #2 in DataSource.get(with:block:) + 2141716 (DataSource.swift:343)
11 MyApp 0x00000001002f4f0c partial apply for closure #2 in DataSource.get(with:block:) + 2150156 (DataSource.swift:0)
12 MyApp 0x0000000100312b2c specialized closure #1 in static Document.get(_:block:) + 2272044 (Document.swift:0)
13 MyApp 0x000000010031342c partial apply for closure #1 in static Document.get(_:block:) + 2274348 (Document.swift:0)
14 MyApp 0x000000010030c584 thunk for @callee_owned (@owned StorageMetadata?, @owned Error?) -> () + 2246020 (Document.swift:0)
15 MyApp 0x00000001002348cc __50-[FIRDocumentReference getDocumentWithCompletion:]_block_invoke + 400
16 MyApp 0x0000000100234eec __72-[FIRDocumentReference addSnapshotListenerInternalWithOptions:listener:]_block_invoke + 308
17 libdispatch.dylib 0x000000018b3369e0 0x18b335000 + 6624
18 libdispatch.dylib 0x000000018b3369a0 0x18b335000 + 6560
19 libdispatch.dylib 0x000000018b33b5e8 0x18b335000 + 26088
20 CoreFoundation 0x000000018c42d0c8 0x18c352000 + 897224
21 CoreFoundation 0x000000018c42ace4 0x18c352000 + 888036
22 CoreFoundation 0x000000018c35ada4 0x18c352000 + 36260
23 GraphicsServices 0x000000018ddc5074 0x18ddb9000 + 49268
24 UIKit 0x0000000192615c9c 0x1925a1000 + 478364
25 MyApp 0x00000001000efbc4 main + 31684 (UIViewController+Extension.swift:9)
26 libdyld.dylib 0x000000018b36959c 0x18b365000 + 17820
It seems that snapshot obtained from listener does not contain updatedAt but I had no idea where it was lost.
1amageek commented
thank you for your message.
1amageek commented
nkmrh commented
cool 🎉