Flow price: --
d43d94d59bc349c17c40e0233cbdaea0732c07cdb08f0659ea8e9f35238971a9

Transaction

Hash: d43d94d59bc349c17c40e0233cbdaea0732c07cdb08f0659ea8e9f35238971a9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d43d94d59bc349c17c40e0233cbdaea0732c07cdb08f0659ea8e9f35238971a9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d43d94d59bc349c17c40e0233cbdaea0732c07cdb08f0659ea8e9f35238971a9
Status:
ERROR
Block height:
40103098
Block id:
a1b167939c07550035e2fddb14c769b1ddecf0c900f0df2f3588eba6723443b6
Timestamp:
Tuesday 1 November 2022 at 11:10:28 UTC
()
Proposer:
Authorizers:
Gas used:
56