Flow price: --
21a2e7cf438bed989481b77d1836dfcc906f19fac1da68d88831b45c905dae44

Transaction

Hash: 21a2e7cf438bed989481b77d1836dfcc906f19fac1da68d88831b45c905dae44
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 21a2e7cf438bed989481b77d1836dfcc906f19fac1da68d88831b45c905dae44:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
21a2e7cf438bed989481b77d1836dfcc906f19fac1da68d88831b45c905dae44
Status:
ERROR
Block height:
39946689
Block id:
d73c9e9858a8f7320b4424472e991203d6d130123d31bcd72b515483f232cfc0
Timestamp:
Saturday 29 October 2022 at 20:31:30 UTC
()
Proposer:
Authorizers:
Gas used:
52