Flow price: --
7c796ea93424aff4872fbba4ad86f3c46047d7b42195c318cb8b47f67f384c6c

Transaction

Hash: 7c796ea93424aff4872fbba4ad86f3c46047d7b42195c318cb8b47f67f384c6c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7c796ea93424aff4872fbba4ad86f3c46047d7b42195c318cb8b47f67f384c6c: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:
7c796ea93424aff4872fbba4ad86f3c46047d7b42195c318cb8b47f67f384c6c
Status:
ERROR
Block height:
40117785
Block id:
5d343a40725911cecd29b35b0b55b9faefe6549de359a565f53b37f9050546ee
Timestamp:
Tuesday 1 November 2022 at 17:07:15 UTC
()
Proposer:
Authorizers:
Gas used:
47