Flow price: --
2d5ee8cbf353e28896a8410bf3e710fa80644f8f138659af6d98999003594e17

Transaction

Hash: 2d5ee8cbf353e28896a8410bf3e710fa80644f8f138659af6d98999003594e17
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2d5ee8cbf353e28896a8410bf3e710fa80644f8f138659af6d98999003594e17:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2d5ee8cbf353e28896a8410bf3e710fa80644f8f138659af6d98999003594e17
Status:
ERROR
Block height:
39861462
Block id:
9d482fd95725647875088704e5d9dd5e6c9945d1298a290dfef5f253e1cd56da
Timestamp:
Friday 28 October 2022 at 10:24:07 UTC
()
Proposer:
Authorizers:
Gas used:
50