Flow price: --
84ab023c28496231e6db2a9a160ee0d849a03beb9e24d7492cd511e18a69bca5

Transaction

Hash: 84ab023c28496231e6db2a9a160ee0d849a03beb9e24d7492cd511e18a69bca5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 84ab023c28496231e6db2a9a160ee0d849a03beb9e24d7492cd511e18a69bca5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
84ab023c28496231e6db2a9a160ee0d849a03beb9e24d7492cd511e18a69bca5
Status:
ERROR
Block height:
40095274
Block id:
d4c371d1eff0cb593228603a5151efd8c82bec09b80d092245b976ce0e4a4ac9
Timestamp:
Tuesday 1 November 2022 at 08:00:08 UTC
()
Proposer:
Authorizers:
Gas used:
46