debugger invoked on a ELEPHANT-DESERIALIZATION-ERROR in thread #: Condition ELEPHANT-DESERIALIZATION-ERROR was signalled. Type HELP for debugger help, or (SB-EXT:QUIT) to exit from SBCL. restarts (invokable by number or by possibly-abbreviated name): 0: [RETRY-TRANSACTION] retry db-postmodern transaction 1: [ABORT-TRANSACTION] DB-POSTMODERN::ABORT-TRANSACTION 2: [RETEST ] Rerun the test # 3: [IGNORE ] Signal an exceptional test failure and abort the test #. 4: [EXPLAIN ] Ignore the rest of the tests and explain current results 5: [ABORT ] Exit debugger, returning to top level. (DESERIALIZE #S(ELEPHANT-MEMUTIL:BUFFER-STREAM :BUFFER # :SIZE 39 :POSITION 39 :LENGTH 163845) #) 0] sb-debug:*debug-condition* # 0] (elephant::deserialization-error-condition *) # 0] (describe *) # is a UNBOUND-SLOT. Its slot values are (:NAME ELEPHANT::%OID :INSTANCE # SB-KERNEL::NAME ELEPHANT::%OID).