Flow price: --
c2ea439351196148cc84fc99d384f0c5d6c0004d27fac74b2459399131975f0c

Transaction

Hash: c2ea439351196148cc84fc99d384f0c5d6c0004d27fac74b2459399131975f0c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c2ea439351196148cc84fc99d384f0c5d6c0004d27fac74b2459399131975f0c: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:
c2ea439351196148cc84fc99d384f0c5d6c0004d27fac74b2459399131975f0c
Status:
ERROR
Block height:
39875244
Block id:
30da3862716875dbd528f7e4da2b01090fb752a10e7df7dcad014548c9fd677e
Timestamp:
Friday 28 October 2022 at 15:55:52 UTC
()
Proposer:
Authorizers:
Gas used:
47