Flow price: --
38b81391e2bdb2fdd2ae22935f2a4538a47aca1a58b1b3459f877139120ad708

Transaction

Hash: 38b81391e2bdb2fdd2ae22935f2a4538a47aca1a58b1b3459f877139120ad708
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 38b81391e2bdb2fdd2ae22935f2a4538a47aca1a58b1b3459f877139120ad708:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
38b81391e2bdb2fdd2ae22935f2a4538a47aca1a58b1b3459f877139120ad708
Status:
ERROR
Block height:
40023141
Block id:
b567715156478e7e614934ab2357f62d06864fd286db21f0ae6152ecc1622580
Timestamp:
Monday 31 October 2022 at 02:57:15 UTC
()
Proposer:
Authorizers:
Gas used:
47