Flow price: --
c0210032b4d5237625bace70f4a72216018d776995267e9184bf146797bf7b15

Transaction

Hash: c0210032b4d5237625bace70f4a72216018d776995267e9184bf146797bf7b15
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c0210032b4d5237625bace70f4a72216018d776995267e9184bf146797bf7b15:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c0210032b4d5237625bace70f4a72216018d776995267e9184bf146797bf7b15
Status:
ERROR
Block height:
39831983
Block id:
5a963007449fc5539e3b31967c5ee6038e65e975bfd2f6536d5c56477e6a2a9a
Timestamp:
Thursday 27 October 2022 at 22:31:04 UTC
()
Proposer:
Authorizers:
Gas used:
52