Flow price: --
581bd6d5626f2e646db51a58f8c015bc59da4733c431a2b22cf7d2dc2e61427e

Transaction

Hash: 581bd6d5626f2e646db51a58f8c015bc59da4733c431a2b22cf7d2dc2e61427e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 581bd6d5626f2e646db51a58f8c015bc59da4733c431a2b22cf7d2dc2e61427e: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:
581bd6d5626f2e646db51a58f8c015bc59da4733c431a2b22cf7d2dc2e61427e
Status:
ERROR
Block height:
39973336
Block id:
019d316a7caf41374f602c879d6136adc29759ba3f4f45090b3c58a3a71a6f46
Timestamp:
Sunday 30 October 2022 at 07:06:43 UTC
()
Proposer:
Authorizers:
Gas used:
50