Flow price: --
56454594799b7f92d52d612b3fc92d042dda9ed03fc8d83fd2a6241dffd9ebd1

Transaction

Hash: 56454594799b7f92d52d612b3fc92d042dda9ed03fc8d83fd2a6241dffd9ebd1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 56454594799b7f92d52d612b3fc92d042dda9ed03fc8d83fd2a6241dffd9ebd1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
56454594799b7f92d52d612b3fc92d042dda9ed03fc8d83fd2a6241dffd9ebd1
Status:
ERROR
Block height:
40151075
Block id:
cad248187f659ebaf245cbec0b4eb45bea59b2a1799b311be49dd4b761aff09b
Timestamp:
Wednesday 2 November 2022 at 06:40:39 UTC
()
Proposer:
Authorizers:
Gas used:
49