Flow price: --
5b763f72593c52cb847a7f8e847c8c90f1b84623a1c95194c15ea7d7ff5fb4f6

Transaction

Hash: 5b763f72593c52cb847a7f8e847c8c90f1b84623a1c95194c15ea7d7ff5fb4f6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5b763f72593c52cb847a7f8e847c8c90f1b84623a1c95194c15ea7d7ff5fb4f6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5b763f72593c52cb847a7f8e847c8c90f1b84623a1c95194c15ea7d7ff5fb4f6
Status:
ERROR
Block height:
40122008
Block id:
dbada882578b1d493f2fdb2f3e72772950883809ed4e2ff2a91eaf0b602246a3
Timestamp:
Tuesday 1 November 2022 at 18:49:54 UTC
()
Proposer:
Authorizers:
Gas used:
46