Flow price: --
14654b9f127fdea9a837dd0b2773bba744d26009b18cb8290b5b707d298b7324

Transaction

Hash: 14654b9f127fdea9a837dd0b2773bba744d26009b18cb8290b5b707d298b7324
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 14654b9f127fdea9a837dd0b2773bba744d26009b18cb8290b5b707d298b7324:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
14654b9f127fdea9a837dd0b2773bba744d26009b18cb8290b5b707d298b7324
Status:
ERROR
Block height:
39838736
Block id:
66335300480a834f844fc8741ec7cea5243c4fa783b25a4cafbd96eba1a63c6d
Timestamp:
Friday 28 October 2022 at 01:13:43 UTC
()
Proposer:
Authorizers:
Gas used:
49