Error Message: Permission Denied

Case 1

Error Message

[proxy:0:0@node1] HYD_spawn 
(../../../../../src/pm/i_hydra/libhydra/spawn/hydra_spawn.c:113): execvp error on file {path to binary file}/{binary file} (Permission denied)

Cause

You do not have permissions to execute the binary file.

Solution

Check your execute permissions for {binary file} and for folders in {path to binary file}.

Case 2

Error Message

[proxy:0:0@node1] HYD_spawn 
(../../../../../src/pm/i_hydra/libhydra/spawn/hydra_spawn.c:113): execvp error on file {path to binary file}/{binary file} (Permission denied)

Cause

You exceeded the limitation of 16 groups on Linux* OS.

Solution

Try reducing the number of groups.