Flow price: --
0b8a77b1e88c5d609e99b538fc5de23b3f695a936e70bbb4e97c2648cd059ee2

Transaction

Hash: 0b8a77b1e88c5d609e99b538fc5de23b3f695a936e70bbb4e97c2648cd059ee2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0b8a77b1e88c5d609e99b538fc5de23b3f695a936e70bbb4e97c2648cd059ee2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0b8a77b1e88c5d609e99b538fc5de23b3f695a936e70bbb4e97c2648cd059ee2
Status:
ERROR
Block height:
40105672
Block id:
000accc37bd8043bea33551a28e784d0e0111a089d4a1b03fa6648044c85a7ed
Timestamp:
Tuesday 1 November 2022 at 12:13:09 UTC
()
Proposer:
Authorizers:
Gas used:
50