Flow price: --
cafcbe34e250eab04871a8d68723c106b2fb98b7913fa1de3062a218208a0fb5

Transaction

Hash: cafcbe34e250eab04871a8d68723c106b2fb98b7913fa1de3062a218208a0fb5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cafcbe34e250eab04871a8d68723c106b2fb98b7913fa1de3062a218208a0fb5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
cafcbe34e250eab04871a8d68723c106b2fb98b7913fa1de3062a218208a0fb5
Status:
ERROR
Block height:
40054381
Block id:
36b652b5cdae57860e4a1028af9fc409186a58e6dff37367715a0a101e6e76ac
Timestamp:
Monday 31 October 2022 at 15:32:39 UTC
()
Proposer:
Authorizers:
Gas used:
46