Flow price: --
de228b1613dbb3654f549840fe6ee6cf3478c426783d4f61dfb377cbcd16074b

Transaction

Hash: de228b1613dbb3654f549840fe6ee6cf3478c426783d4f61dfb377cbcd16074b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> de228b1613dbb3654f549840fe6ee6cf3478c426783d4f61dfb377cbcd16074b: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:
de228b1613dbb3654f549840fe6ee6cf3478c426783d4f61dfb377cbcd16074b
Status:
ERROR
Block height:
39806289
Block id:
0664773dd4607e3f56671f6e29852075c4219ceaf5ab04d361dcfb4dd3b14d0a
Timestamp:
Thursday 27 October 2022 at 12:07:32 UTC
()
Proposer:
Authorizers:
Gas used:
47