Flow price: --
d368111125e81e06ea6ba9c8bc12cb8890ccd8b2fabb1b3933d6f5c6435e0ba2

Transaction

Hash: d368111125e81e06ea6ba9c8bc12cb8890ccd8b2fabb1b3933d6f5c6435e0ba2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d368111125e81e06ea6ba9c8bc12cb8890ccd8b2fabb1b3933d6f5c6435e0ba2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d368111125e81e06ea6ba9c8bc12cb8890ccd8b2fabb1b3933d6f5c6435e0ba2
Status:
ERROR
Block height:
40038462
Block id:
e031a46244756869b39aea235348e587c938baf458be389ec69d83618e81d127
Timestamp:
Monday 31 October 2022 at 09:06:57 UTC
()
Proposer:
Authorizers:
Gas used:
47