Flow price: --
97f274bf940604242d816949a213e0a03a96e3a943899ee47d5e88e81d2f371b

Transaction

Hash: 97f274bf940604242d816949a213e0a03a96e3a943899ee47d5e88e81d2f371b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 97f274bf940604242d816949a213e0a03a96e3a943899ee47d5e88e81d2f371b: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:
97f274bf940604242d816949a213e0a03a96e3a943899ee47d5e88e81d2f371b
Status:
ERROR
Block height:
40013099
Block id:
30de10efba8678535b2e171addba0f3194aef0af8eb58445365778d24b5e8565
Timestamp:
Sunday 30 October 2022 at 22:57:55 UTC
()
Proposer:
Authorizers:
Gas used:
47