Flow price: --
e8089d347653466a744f43c02ea9fdf49a58d6039fdfb1d82b2a452010f66322

Transaction

Hash: e8089d347653466a744f43c02ea9fdf49a58d6039fdfb1d82b2a452010f66322
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e8089d347653466a744f43c02ea9fdf49a58d6039fdfb1d82b2a452010f66322:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e8089d347653466a744f43c02ea9fdf49a58d6039fdfb1d82b2a452010f66322
Status:
ERROR
Block height:
40095715
Block id:
ab3ba683ceb837ba49148c25283464e802398460e410d54c5ee5426989de3812
Timestamp:
Tuesday 1 November 2022 at 08:10:58 UTC
()
Proposer:
Authorizers:
Gas used:
46