Flow price: --
c1c41f7fff81223c5e5a5d31160f344c837d242567734b120aa8221d06c2089c

Transaction

Hash: c1c41f7fff81223c5e5a5d31160f344c837d242567734b120aa8221d06c2089c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c1c41f7fff81223c5e5a5d31160f344c837d242567734b120aa8221d06c2089c: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:
c1c41f7fff81223c5e5a5d31160f344c837d242567734b120aa8221d06c2089c
Status:
ERROR
Block height:
39849377
Block id:
8af20b7c9bdd8c4d256413c76cccf3cb66eb2d5b932562e3a711515a80111fdd
Timestamp:
Friday 28 October 2022 at 05:30:28 UTC
()
Proposer:
Authorizers:
Gas used:
52