Flow price: --
73bf891fa980aa35833d5f492a3088feca7b6343edb042e9530b118a2cb9033b

Transaction

Hash: 73bf891fa980aa35833d5f492a3088feca7b6343edb042e9530b118a2cb9033b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 73bf891fa980aa35833d5f492a3088feca7b6343edb042e9530b118a2cb9033b: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:
73bf891fa980aa35833d5f492a3088feca7b6343edb042e9530b118a2cb9033b
Status:
ERROR
Block height:
40100610
Block id:
a7cd2ba2820acaec05614efc1ebfd51f9bcaf10132184bae571226de7e15d6c7
Timestamp:
Tuesday 1 November 2022 at 10:09:47 UTC
()
Proposer:
Authorizers:
Gas used:
50