Thread Unsafe? in multi process access (common slave)

[c-bik]

Password = ...
User = ...
Tns = ...
TS = fun() -> calendar:now_to_local_time(os:timestamp()) end.

[spawn(fun() ->
    io:format("~p:~p connecting...~n", [TS(), [M]]),
    {ok, Pid} = dpi:load(),
    io:format("~p:~p dpi:load ~p~n", [TS(), [M], Pid]),
    Context = dpi:context_create(3, 0),
    io:format("~p:~p dpi:context_create ~p~n", [TS(), [M], Context]),
    Conn = (catch dpi:conn_create(Context, User, Password, Tns, #{}, #{})),
    io:format("~p:~p dpi:conn_create ~p~n", [TS(), [M], Conn]),
    io:format("~p:~p connected!~n", [TS(), [M]])
end) || M <- ".$"].

Crashes

{{2019,5,15},{15,9,15}}:"." connecting...
{{2019,5,15},{15,9,15}}:"$" connecting...
{{2019,5,15},{15,9,15}}:"$" dpi:load <50820.67.0>
{{2019,5,15},{15,9,15}}:"$" dpi:context_create #Ref<50820.355671296.2690777089.113003>
{{2019,5,15},{15,9,15}}:"$" dpi:conn_create #Ref<50820.355671296.2690777089.113004>
{{2019,5,15},{15,9,15}}:"$" connected!
2019-05-15 15:09:47.123 [error]  Error in process <0.12928.3> on node '...' with exit value:
{{badmatch,{error,timeout}},[{erl_eval,expr,3,[]}]}

Please analyze and provide with a root cause report and / or fix

[c-bik]

Retry reproduce