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FMC DEL 1ns 4cha
Commit c2afefca authored by Federico Vaga's avatar Federico Vaga
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doc: update troubleshooting 

Signed-off-by: Federico Vaga's avatarFederico Vaga <federico.vaga@cern.ch>
parent 485874c0
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doc/software/troubleshooting.rst
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......@@ -11,24 +11,21 @@ make modules_install misbehaves
The command ``sudo make modules_install`` may place the modules in the wrong
directory or fail with an error like:::
make: \*\*\* /lib/modules/2.6.37+/build: No such file or directory.
make: \*\*\* /lib/modules/3.10/build: No such file or directory.
This happens when you compiled by setting ``LINUX=`` and your
*sudo* is not propagating the environment to its child processes.
In this case, you should run this command instead::
sudo make modules_install LINUX=$LINUX
sudo make modules_install LINUX=$LINUX
Version Mismatch
================
The *fdelay* library may report a version mismatch like this:::
spusa# ./lib/fmc-fdelay-board-time get
fdelay_init: version mismatch, lib(1) != drv(2)
./lib/fmc-fdelay-board-time: fdelay_init(): Input/output error
spusa# ./tools/fmc-fdelay-board-time -d 0x5 get
Incompatible version driver-library
This reports a difference in the way ZIO attributes are laid out, so user
space may exchange wrong data in the ZIO control block, or may try to
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