Flow price: --
b5d5267536ea5250fd44178c7f5ea48beda32ea90e6b4945c692027089adcc3e

Transaction

Hash: b5d5267536ea5250fd44178c7f5ea48beda32ea90e6b4945c692027089adcc3e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b5d5267536ea5250fd44178c7f5ea48beda32ea90e6b4945c692027089adcc3e: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:
b5d5267536ea5250fd44178c7f5ea48beda32ea90e6b4945c692027089adcc3e
Status:
ERROR
Block height:
39990898
Block id:
f4856fba266f92fc906b95bfd3bea4087ad88db71ad015e8e2c2bfd399133f26
Timestamp:
Sunday 30 October 2022 at 14:07:06 UTC
()
Proposer:
Authorizers:
Gas used:
46