Flow price: --
1b3b3a9443c635c62e6b74b20ea76ea4e10974f1703d48b2dc18fcc89e559ec4

Transaction

Hash: 1b3b3a9443c635c62e6b74b20ea76ea4e10974f1703d48b2dc18fcc89e559ec4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1b3b3a9443c635c62e6b74b20ea76ea4e10974f1703d48b2dc18fcc89e559ec4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1b3b3a9443c635c62e6b74b20ea76ea4e10974f1703d48b2dc18fcc89e559ec4
Status:
ERROR
Block height:
40097600
Block id:
ca8357479480f59ee6901ef0fc66f655b363e6d44d7a8484edd3eb8b22bf2e20
Timestamp:
Tuesday 1 November 2022 at 08:56:54 UTC
()
Proposer:
Authorizers:
Gas used:
58