请教一下大神们，我之前装过arcgis10.2. 之后卸载了一次 然后安装就遇到 5
根据官网的说法，你这是由于之前版本不正确的卸载导致的，卸载不彻底。
先粘贴一下原文
Cause
The error is caused by an incomplete uninstallation of the previous version of ArcGIS for Desktop, which leaves behind certain files and registration keys that are unable to be replaced by the newer version of ArcGIS for Desktop.
Solution or Workaround
Warning:
The instructions below include making changes to essential parts of your operating system. It is recommended that you backup your operating system and files, including the registry, before proceeding. Consult with a qualified computer systems professional, if necessary.
在进行以下操作前，备份系统重要文件，包括注册表，或者请你身边专业人士帮忙协助。
Esri cannot guarantee results from incorrect modifications while following these instructions. Therefore, use caution and proceed at your own risk.
不保证解决问题，风险自负。
From the Control Panel, uninstall ArcGIS for Desktop and all other installed ArcGIS products.
控制面板，卸载所有arcgis产品
Navigate to 'C:/Program files(X86)/common files' and delete the ArcGIS folder.
定位到C:\Program Files (x86)\Common Files下，删除ArcGIS文件夹
Note:
The file path for 32-bit systems is 'C:\Program files\common files'
Launch the Registry Editor from the Desktop by typing in ‘regedit.exe’ in the Windows Start menu search box.
打开注册表
Navigate to the following registry key and rename 'ESRI' to 'ESRI_old'.
定位到如下路径
Code:
HKEY_CURRENT_USER\Software\ESRI
ESRI项目重命名为'ESRI_old'.
Save and close the Registry Editor.
Re-install ArcGIS for Desktop and the other ArcGIS products that were previously uninstalled.
重新安装。
Related Information
Cause The error is caused by an incomplete uninstallation of the previous version of ArcGIS for Desktop, which leaves behind certain files and registration keys that are unable to be replaced by the newer version of ArcGIS for Desktop. Solution or Workaround Warning: The instructions below include making changes to essential parts of your operating system. It is recommended that you backup your operating system and files, including the registry, before proceeding. Consult with a qualified computer systems professional, if necessary. Esri cannot guarantee results from incorrect modifications while following these instructions. Therefore, use caution and proceed at your own risk. From the Control Panel, uninstall ArcGIS for Desktop and all other installed ArcGIS products. Navigate to 'C:/Program files(X86)/common files' and delete the ArcGIS folder. Note: The file path for 32-bit systems is 'C:/Program files/common files' Launch the Registry Editor from the Desktop by typing in ‘regedit.exe’ in the Windows Start menu search box. Navigate to the following registry key and rename 'ESRI' to 'ESRI_old'. Code: HKEY_CURRENT_USER\Software\ESRI Save and close the Registry Editor. Re-install ArcGIS for Desktop and the other ArcGIS products that were previously uninstalled. Related Information
其他信息。如果需要的话，可以继续。
