Flow price: --
459d91a8c830c8e57bb17966329ff907124dc6906f9f5a1524b0da6b341a36ac

Transaction

Hash: 459d91a8c830c8e57bb17966329ff907124dc6906f9f5a1524b0da6b341a36ac
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 459d91a8c830c8e57bb17966329ff907124dc6906f9f5a1524b0da6b341a36ac: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:
459d91a8c830c8e57bb17966329ff907124dc6906f9f5a1524b0da6b341a36ac
Status:
ERROR
Block height:
40164407
Block id:
8dd795cfb257b031cea1bc6fe13fa3f2b792051c5c7c928dbeda61b099126040
Timestamp:
Wednesday 2 November 2022 at 12:05:27 UTC
()
Proposer:
Authorizers:
Gas used:
47