Flow price: --
2153c4d871260b1aa044c17d8f196e21a4464653430f3e480a85c26f20ce54e5

Transaction

Hash: 2153c4d871260b1aa044c17d8f196e21a4464653430f3e480a85c26f20ce54e5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2153c4d871260b1aa044c17d8f196e21a4464653430f3e480a85c26f20ce54e5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2153c4d871260b1aa044c17d8f196e21a4464653430f3e480a85c26f20ce54e5
Status:
ERROR
Block height:
39915005
Block id:
1b10e373bdceaa70d8a3c08fbd7c961446e054211a82a38819e5f43ec8e5d617
Timestamp:
Saturday 29 October 2022 at 07:46:21 UTC
()
Proposer:
Authorizers:
Gas used:
47