Flow price: --
8c0fd2f39ff76c9070afb1089e49b490656295aa27503c94987aa66c9e821280

Transaction

Hash: 8c0fd2f39ff76c9070afb1089e49b490656295aa27503c94987aa66c9e821280
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8c0fd2f39ff76c9070afb1089e49b490656295aa27503c94987aa66c9e821280:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8c0fd2f39ff76c9070afb1089e49b490656295aa27503c94987aa66c9e821280
Status:
ERROR
Block height:
40040213
Block id:
a9f6cde1698de4e6ea7cc22397ec616fe68b48eb0796cd857cbe81cace3a55fe
Timestamp:
Monday 31 October 2022 at 09:49:05 UTC
()
Proposer:
Authorizers:
Gas used:
47