Flow price: --
20ca05aaab7529df93ac6e718f354975ada119d37f8a9706f362f6762f6eb16c

Transaction

Hash: 20ca05aaab7529df93ac6e718f354975ada119d37f8a9706f362f6762f6eb16c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 20ca05aaab7529df93ac6e718f354975ada119d37f8a9706f362f6762f6eb16c: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:
20ca05aaab7529df93ac6e718f354975ada119d37f8a9706f362f6762f6eb16c
Status:
ERROR
Block height:
40033969
Block id:
8b3daaca10445acd2ae331d9734207a3a123e7826640d35d95c7ac71b9450645
Timestamp:
Monday 31 October 2022 at 07:19:18 UTC
()
Proposer:
Authorizers:
Gas used:
46