Flow price: --
274a0615d6600f4f8f98db4478967ea382ca4836f4caeb408317a424338bb2fb

Transaction

Hash: 274a0615d6600f4f8f98db4478967ea382ca4836f4caeb408317a424338bb2fb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 274a0615d6600f4f8f98db4478967ea382ca4836f4caeb408317a424338bb2fb: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:
274a0615d6600f4f8f98db4478967ea382ca4836f4caeb408317a424338bb2fb
Status:
ERROR
Block height:
40085753
Block id:
4fe34db1b3186f046aab38d705d70d412d0638888e8565276817531fbb0aaca9
Timestamp:
Tuesday 1 November 2022 at 04:07:46 UTC
()
Proposer:
Authorizers:
Gas used:
48