Bad CRC causing ZIP corruption
Sunday, January 1st, 2012
Computer users often transfer data through emails. All email clients have some default settings for sending attachments through emails. That settings cause problem when the user needs to send some large files through email. In such cases, users are suggested to compress the large files into a zip file, so that their collective size gets reduced and you can transfer the file easily.
Winzip software can be used to compress zip files. Apart from compressing the zip files, Winzip can also be used to extract files from the zip file. We often receive/download zip files from the Internet. Sometimes, it happen when we try to extract the zip file, Winzip throws the following error message:
CRC (cyclic redundancy check) errors in downloaded zip. Cannot open file: not a valid archive. An error occurred while copying the zip file to the course directory. Cannot open file: it does not appear to be a valid archive. The Compressed (zipped) Folder is invalid or corrupted. The archive is corrupt. File Path: Either multipart or corrupt ZIP archive.
These error messages occur when the ZIP file is damaged. Therefore, we should repair the corrupt ZIP file using an efficient ZIP recovery software. If you do not repair ZIP file then the data stored in it will be lost.
Kernel for ZIP Recovery software can be used to recover data stored in the file. The software is capable to repair ZIP file of any size and with any extent of corruption. Whether or not the file is badly damaged, the software has capability to repair it and recover all data from it.
While using the Kernel for ZIP Recovery software, you will experience one thing in the software i.e. its read-only mode that many other ZIP repair tools do not provide. The stunning ZIP Recovery software reads the corrupt file, brings back its data, and recreates the repaired ZIP file, which can be extracted using Winzip.
The benefit that the read-only mode offers is the file remains as is. For example, the issues like power surge while repairing ZIP file may cause more damage to the file, which makes the data recovery more difficult. By providing the read-only mode, developers have reduced the chances to further file damage. The software can be installed to any version of Windows operating system for ZIP recovery.