INFO: (0) using testpatt % rtestpatt:#f
Parallel api request count: 0 max parallel requests: 0

Error: (prepare) database is locked
#<sqlite3:database>
"PRAGMA synchronous = 0;"

        Call history:

        dbfile.scm:1326: dbfile:simple-file-release-lock
        dbfile.scm:1316: call-with-current-continuation
        dbfile.scm:1316: with-exception-handler
        dbfile.scm:1316: ##sys#call-with-values
        dbfile.scm:1320: delete-file*
        dbfile.scm:1316: k2092
        dbfile.scm:1316: g2096
        dbfile.scm:506: k1016
        dbfile.scm:506: g1020
        dbfile.scm:319: dbfile:inc-db-open
        dbfile.scm:305: hash-table-ref/default
        dbfile.scm:308: hash-table-set!
        dbfile.scm:320: sqlite3#make-busy-timeout
        dbfile.scm:320: sqlite3#set-busy-handler!
        dbfile.scm:321: conc
        dbfile.scm:321: sqlite3#execute         <--]


dashboard launched window was showing the following
#<condition: (exn i/o file)>ERROR: Unknown error with database message: cannot open file - Too many open files
#<condition: (exn i/o file)>ERROR: Unknown error with database message: cannot open file - Too many open files
#<condition: (exn i/o file)>ERROR: Unknown error with database message: cannot open file - Too many open files
#<condition: (exn i/o file)>ERROR: Unknown error with database message: cannot open file - Too many open files
#<condition: (exn i/o file)>ERROR: Unknown error with database message: cannot open file - Too many open files
#<condition: (exn i/o file)>ERROR: Unknown error with database message: cannot open file - Too many open files