Flow price: --
25a3b0d1988d9bddd9f0985ec9f04137c9eae10149938475526576c278e45c44

Transaction

Hash: 25a3b0d1988d9bddd9f0985ec9f04137c9eae10149938475526576c278e45c44
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 25a3b0d1988d9bddd9f0985ec9f04137c9eae10149938475526576c278e45c44:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
25a3b0d1988d9bddd9f0985ec9f04137c9eae10149938475526576c278e45c44
Status:
ERROR
Block height:
40093846
Block id:
cf9994d77ac1bb7b848cbea4d066511b8e89bb1c399a9437086da980c28d103c
Timestamp:
Tuesday 1 November 2022 at 07:25:26 UTC
()
Proposer:
Authorizers:
Gas used:
47