Flow price: --
993a4d2186c8e07c3c9d0b05551b5e3e60d6481686b4fe29104659362724804a

Transaction

Hash: 993a4d2186c8e07c3c9d0b05551b5e3e60d6481686b4fe29104659362724804a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 993a4d2186c8e07c3c9d0b05551b5e3e60d6481686b4fe29104659362724804a: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:
993a4d2186c8e07c3c9d0b05551b5e3e60d6481686b4fe29104659362724804a
Status:
ERROR
Block height:
40048763
Block id:
500db0fdc29faaf0d98e25f572ca4ca62ec3b8cb41450233a47c9531d1ea57cb
Timestamp:
Monday 31 October 2022 at 13:16:03 UTC
()
Proposer:
Authorizers:
Gas used:
50