Flow price: --
72406c908a45a3acd5fa50a652ed1cd8293d67b97dbfbf41b2423ac03ab0d7bf

Transaction

Hash: 72406c908a45a3acd5fa50a652ed1cd8293d67b97dbfbf41b2423ac03ab0d7bf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 72406c908a45a3acd5fa50a652ed1cd8293d67b97dbfbf41b2423ac03ab0d7bf: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:
72406c908a45a3acd5fa50a652ed1cd8293d67b97dbfbf41b2423ac03ab0d7bf
Status:
ERROR
Block height:
40053265
Block id:
38a6bc4fe1315c6c2744db81b5c1ab457482e002b072cd73bfc0165e82b82eed
Timestamp:
Monday 31 October 2022 at 15:05:24 UTC
()
Proposer:
Authorizers:
Gas used:
48