Flow price: --
e19ab7c2b1e28f0bc8b47997eb95f482e5e8d792ecc409bd10fa21e6eca801ca

Transaction

Hash: e19ab7c2b1e28f0bc8b47997eb95f482e5e8d792ecc409bd10fa21e6eca801ca
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e19ab7c2b1e28f0bc8b47997eb95f482e5e8d792ecc409bd10fa21e6eca801ca: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:
e19ab7c2b1e28f0bc8b47997eb95f482e5e8d792ecc409bd10fa21e6eca801ca
Status:
ERROR
Block height:
40048300
Block id:
405fab4598633f62c7ab5ea0f2591d8c4c808585e598154dea1fa5c516bfdab3
Timestamp:
Monday 31 October 2022 at 13:05:02 UTC
()
Proposer:
Authorizers:
Gas used:
46