Flow price: --
8f186537793ba277ee51fb451bcf8a7e929c585c92456bca79e1d8713649ca3b

Transaction

Hash: 8f186537793ba277ee51fb451bcf8a7e929c585c92456bca79e1d8713649ca3b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8f186537793ba277ee51fb451bcf8a7e929c585c92456bca79e1d8713649ca3b:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8f186537793ba277ee51fb451bcf8a7e929c585c92456bca79e1d8713649ca3b
Status:
ERROR
Block height:
39916944
Block id:
fdda516c95069a4b627dee4a59ba03035f2b7b1c7c8301aa7fcc35530aaa6bc7
Timestamp:
Saturday 29 October 2022 at 08:33:11 UTC
()
Proposer:
Authorizers:
Gas used:
48