https://forge.codesys.com/forge/talk/Engineering/thread/1ba9f538f9/2021-05-21T10:54:04.403000ZRecent posts to Persistence manager datatype changed2021-05-21T10:54:04.403000Z2021-05-21T10:54:04.403000Zludecushttps://forge.codesys.com/u/ludecus/https://forge.codesys.comafe33088555b02fb45864c58dc9bddb3c226aff1

<div class="markdown_content"><p>We use the Persistence Manager to store system configurations in a file. An change request requires to change the data type of a variable from boolean to short integer.</p> <p>How could we handle the data type change without an inconsistence of the file?</p> <p>An extension of the file is possible, as long as the old file is correctly interpreted. The file could also be overwritten after reading.</p></div>