Flow price: --
a0ad2046f66ebd60405514310c4f9df56ef45abe8cfaed47ba5c015bd9812599

Transaction

Hash: a0ad2046f66ebd60405514310c4f9df56ef45abe8cfaed47ba5c015bd9812599
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a0ad2046f66ebd60405514310c4f9df56ef45abe8cfaed47ba5c015bd9812599:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a0ad2046f66ebd60405514310c4f9df56ef45abe8cfaed47ba5c015bd9812599
Status:
ERROR
Block height:
39889846
Block id:
0e20b4877f6a2773be2eb28e5f9eadfe94572b2a1785aece67c005186049056c
Timestamp:
Friday 28 October 2022 at 21:43:45 UTC
()
Proposer:
Authorizers:
Gas used:
49