SD card modulator not working with pin moso and mosi

[jafsha]

Sd modulator is not working...It have pin moso and mosi and while coneecting it shows error.How to solve

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[srnet]

Please follow the guidelines for posting code so that forum members can read it, see below;

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See also FAQ - Arduino Forum for general rules on forum behaviour and etiquette. Hello, Welcome to the Arduino Forum. This guide explains how to get the best out of this forum. Please read and follow the instructions below. Being new here you might think this is having rules for the sake of rules, but that is not the case. If you don’t follow the guidelines all that happens is there is a long exchange of posts while we try to get you to tell us what we need in order to help you, which is fru…

[madmark2150]

Be sure your file name is DOS 8.3 and the SD card is 32gb or less.

Please provide more details on wiring.
Also please post your code using the [code] button above. TYVM!