Flow price: --
7914f1fb7677a9fecb1ab413499e00e7554a522ab159a7a25a36036fb3229869

Transaction

Hash: 7914f1fb7677a9fecb1ab413499e00e7554a522ab159a7a25a36036fb3229869
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7914f1fb7677a9fecb1ab413499e00e7554a522ab159a7a25a36036fb3229869:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7914f1fb7677a9fecb1ab413499e00e7554a522ab159a7a25a36036fb3229869
Status:
ERROR
Block height:
40160305
Block id:
10d00dc5c5af3146d25347f1f23aa989da0878ff8b7d57abb0ea616246ac49ea
Timestamp:
Wednesday 2 November 2022 at 10:25:58 UTC
()
Proposer:
Authorizers:
Gas used:
54