Flow price: --
0cbe49dee48037c7b1a4798ec7920e9eb91e0bd1950b80d574c3eb9bbfc525c8

Transaction

Hash: 0cbe49dee48037c7b1a4798ec7920e9eb91e0bd1950b80d574c3eb9bbfc525c8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0cbe49dee48037c7b1a4798ec7920e9eb91e0bd1950b80d574c3eb9bbfc525c8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0cbe49dee48037c7b1a4798ec7920e9eb91e0bd1950b80d574c3eb9bbfc525c8
Status:
ERROR
Block height:
39749899
Block id:
3a6f68ad9d0a441d7ca2ea1f630ff278e956561a9e6fbd558985b6c6d9c547fb
Timestamp:
Wednesday 26 October 2022 at 13:24:34 UTC
()
Proposer:
Authorizers:
Gas used:
47