Difference between revisions of "Troubleshooting Image Conversion"
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(New page: == Inappropriate ioctl for device == This error is somewhat mysterious, but in at least one case it was caused by the Netpbm tools using shared libraries instead of statically linked libr...) |
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+ | == General troubleshooting == |
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+ | |||
+ | * Verify that <code>$netpbm_prefix</code> is set correctly in <code>global.conf</code>. The correct value is usually either <code>/usr/bin</code> or <code>/usr/local/bin</code>. |
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+ | * Make sure that the following Netpbm utilities are installed in the directory given by <code>$netpbm_prefix</code>. |
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+ | ** giftopnm |
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+ | ** ppmtopgm |
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+ | ** pnmtops |
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+ | ** pnmtopng |
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+ | ** pngtopnm |
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+ | |||
== Inappropriate ioctl for device == |
== Inappropriate ioctl for device == |
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Latest revision as of 15:35, 21 February 2008
General troubleshooting
- Verify that
$netpbm_prefix
is set correctly inglobal.conf
. The correct value is usually either/usr/bin
or/usr/local/bin
. - Make sure that the following Netpbm utilities are installed in the directory given by
$netpbm_prefix
.- giftopnm
- ppmtopgm
- pnmtops
- pnmtopng
- pngtopnm
Inappropriate ioctl for device
This error is somewhat mysterious, but in at least one case it was caused by the Netpbm tools using shared libraries instead of statically linked libraries. If this case applies to you, you may need to recompile Netpbm and tell it to use statically linked libraries:
Do you want libnetpbm to be statically linked or shared? static or shared [shared] ==> static