{"id":895,"date":"2019-07-09T23:42:11","date_gmt":"2019-07-09T14:42:11","guid":{"rendered":"https:\/\/itips.krsw.biz\/?p=895"},"modified":"2019-07-09T23:42:11","modified_gmt":"2019-07-09T14:42:11","slug":"shell-bin-bash-m-bad-interpreter","status":"publish","type":"post","link":"https:\/\/itips.krsw.biz\/en\/shell-bin-bash-m-bad-interpreter\/","title":{"rendered":"\"bin\/bash^M: bad interpreter\" happens when we run shell file."},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/itips.krsw.biz\/wp-content\/uploads\/2019\/01\/error_1548338613-1024x655.jpg\" alt=\"bin\/bash^M: bad interpreter happens when we run shell file.\" height=\"450\" class=\"alignnone size-large wp-image-287\" srcset=\"https:\/\/itips.krsw.biz\/wp-content\/uploads\/2019\/01\/error_1548338613-1024x655.jpg 1024w, https:\/\/itips.krsw.biz\/wp-content\/uploads\/2019\/01\/error_1548338613-640x410.jpg 640w, https:\/\/itips.krsw.biz\/wp-content\/uploads\/2019\/01\/error_1548338613-800x512.jpg 800w, https:\/\/itips.krsw.biz\/wp-content\/uploads\/2019\/01\/error_1548338613-320x205.jpg 320w, https:\/\/itips.krsw.biz\/wp-content\/uploads\/2019\/01\/error_1548338613-768x491.jpg 768w, https:\/\/itips.krsw.biz\/wp-content\/uploads\/2019\/01\/error_1548338613-400x256.jpg 400w, https:\/\/itips.krsw.biz\/wp-content\/uploads\/2019\/01\/error_1548338613-300x192.jpg 300w, https:\/\/itips.krsw.biz\/wp-content\/uploads\/2019\/01\/error_1548338613.jpg 1280w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p>&quot;bin\/bash^M: bad interpreter&quot; happens when we run shell file.<br \/>\n<code>bin\/bash^M: bad interpreter: No such file or directory<\/code><br \/>\nThis article introduce why this error happens and how to avoid this error.<\/p>\n<p><!--more--><\/p>\n<p><\/br><\/p>\n<h2>Cause<\/h2>\n<p>According to the error message, it seems that the error is caused by wrong file path.<br \/>\nBut it is not root cause.<\/p>\n<pre class=\"prettyprint\">\nbin&#47;bash^M: bad interpreter: No such file or directory\n<\/pre>\n<p>Root cause is <strong>line feed code<\/strong>.<br \/>\nLine feed code of Windows is <strong>CRLF<\/strong> <code>\\r\\n<\/code>.<br \/>\nLinux one is <strong>LF<\/strong> <code>\\r\\n<\/code>.<br \/>\nIf shell file is created with <strong>CRLF<\/strong> <code>\\r\\n<\/code>, it occurs error on linux environment.<\/p>\n<p>\u53c2\u8003\uff1a<br \/>\n<a href=\"http:\/\/totech.hateblo.jp\/entry\/2014\/03\/19\/174129\">\/bin\/bash^M: bad interpreter: No such file or directory<\/a><\/p>\n<p><\/br><\/p>\n<h2>How to avoid the error<\/h2>\n<p>Replace Windows line feed code <strong>CRLF<\/strong> <code>\\r\\n<\/code> with Linux line feed code <strong>LF<\/strong> <code>\\n<\/code>.<br \/>\nText editor and regular expressionis are helpful to replace.<\/p>\n<p><\/br><\/p>\n<h2>Finally<\/h2>\n<ul>\n<li>Reason of &quot;bin\/bash^M: bad interpreter&quot; error is line feed code.<\/li>\n<li>In order to avoid the error, you can replace <code>\\r\\n<\/code> with <code>\\n<\/code>.<\/li>\n<\/ul>\n<p><\/br><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&quot;bin\/bash^M: bad interpreter&quot; happens when we run shell file. bin\/bash^M: bad interpreter: &#8230; <\/p>\n","protected":false},"author":1,"featured_media":287,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_locale":"en_US","_original_post":"891","footnotes":""},"categories":[2],"tags":[75,63,70],"class_list":["post-895","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dev","tag-linux","tag-windows","tag-70","en-US"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - 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