Flow price: --
9d4ebbb213078bc6c17596e77955c2331c8f87b54a99442411a4b3cbcacee359

Transaction

Hash: 9d4ebbb213078bc6c17596e77955c2331c8f87b54a99442411a4b3cbcacee359
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9d4ebbb213078bc6c17596e77955c2331c8f87b54a99442411a4b3cbcacee359:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9d4ebbb213078bc6c17596e77955c2331c8f87b54a99442411a4b3cbcacee359
Status:
ERROR
Block height:
39751573
Block id:
7c4ccf924c2a698abc98f9dc46729ad9cd6bb65d262d46d9875fdcea28c8c95c
Timestamp:
Wednesday 26 October 2022 at 14:04:33 UTC
()
Proposer:
Authorizers:
Gas used:
46