Vtiger 7 did not install in xampp (Php version is 7)

I am new in Vtiger. Try to install it(version 7) in xampp which contains php 7. At the time of installation it shows too many error. The errors are as follows:

Warning: Declaration of Users::saveentity($module) should be compatible with CRMEntity::saveentity($module, $fileid = '') in D:\xampp\htdocs\vtiger7\modules\Users\Users.php on line 1954
Warning: Declaration of Users::uploadAndSaveFile($id, $module, $file_details) should be compatible with CRMEntity::uploadAndSaveFile($id, $module, $file_details, $attachmentType = 'Attachment') in D:\xampp\htdocs\vtiger7\modules\Users\Users.php on line 1954
Warning: Declaration of Users::insertIntoEntityTable($table_name, $module) should be compatible with CRMEntity::insertIntoEntityTable($table_name, $module, $fileid = '') in D:\xampp\htdocs\vtiger7\modules\Users\Users.php on line 1954
Warning: Declaration of Users::save($module_name) should be compatible with CRMEntity::save($module_name, $fileid = '') in D:\xampp\htdocs\vtiger7\modules\Users\Users.php on line 1954
Warning: Declaration of Users::get_column_value($columname, $fldvalue, $fieldname, $uitype, $datatype) should be compatible with CRMEntity::get_column_value($columnname, $fldvalue, $fieldname, $uitype, $datatype = '') in D:\xampp\htdocs\vtiger7\modules\Users\Users.php on line 1954
Notice: Undefined variable: mod_strings in D:\xampp\htdocs\vtiger7\modules\CustomView\CustomView.php on line 17
Notice: Undefined variable: mod_strings in D:\xampp\htdocs\vtiger7\modules\CustomView\CustomView.php on line 18
Notice: Undefined variable: mod_strings in D:\xampp\htdocs\vtiger7\modules\CustomView\CustomView.php on line 19
Notice: Undefined variable: mod_strings in D:\xampp\htdocs\vtiger7\modules\CustomView\CustomView.php on line 20
Notice: Undefined variable: mod_strings in D:\xampp\htdocs\vtiger7\modules\CustomView\CustomView.php on line 21
Notice: Undefined variable: mod_strings in D:\xampp\htdocs\vtiger7\modules\CustomView\CustomView.php on line 22
Notice: Undefined variable: mod_strings in D:\xampp\htdocs\vtiger7\modules\CustomView\CustomView.php on line 23
Notice: Undefined variable: mod_strings in D:\xampp\htdocs\vtiger7\modules\CustomView\CustomView.php on line 24
Notice: Undefined variable: mod_strings in D:\xampp\htdocs\vtiger7\modules\CustomView\CustomView.php on line 25
Notice: Undefined variable: mod_strings in D:\xampp\htdocs\vtiger7\modules\CustomView\CustomView.php on line 26
Notice: Undefined variable: mod_strings in D:\xampp\htdocs\vtiger7\modules\CustomView\CustomView.php on line 27
Notice: Undefined variable: mod_strings in D:\xampp\htdocs\vtiger7\modules\CustomView\CustomView.php on line 28
Notice: Undefined variable: mod_strings in D:\xampp\htdocs\vtiger7\modules\CustomView\CustomView.php on line 29
Notice: Undefined index: action in D:\xampp\htdocs\vtiger7\include\utils\utils.php on line 337
Notice: Undefined index: language in D:\xampp\htdocs\vtiger7\includes\runtime\BaseModel.php on line 31
Notice: Undefined index: language in D:\xampp\htdocs\vtiger7\includes\runtime\BaseModel.php on line 31
Notice: Undefined index: action in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677
Notice: Undefined index: file in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677
Notice: Undefined variable: recordName in D:\xampp\htdocs\vtiger7\includes\runtime\Controller.php on line 141
Notice: Undefined index: language in D:\xampp\htdocs\vtiger7\includes\runtime\BaseModel.php on line 31
Notice: Undefined index: language in D:\xampp\htdocs\vtiger7\includes\runtime\BaseModel.php on line 31
Notice: Undefined index: action in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677
Notice: Undefined index: file in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677
Notice: Undefined index: language in D:\xampp\htdocs\vtiger7\includes\runtime\BaseModel.php on line 31
Notice: Undefined index: theme in D:\xampp\htdocs\vtiger7\includes\runtime\BaseModel.php on line 31
Notice: Undefined index: language in D:\xampp\htdocs\vtiger7\includes\runtime\BaseModel.php on line 31
Notice: Undefined index: language in D:\xampp\htdocs\vtiger7\includes\runtime\BaseModel.php on line 31
Notice: Undefined index: V7_THEME_PATH in D:\xampp\htdocs\vtiger7\test\templates_c\v7\c80b4004a0cf5ddf2d75375d658848d8b45b6ea9.file.Header.tpl.php on line 40
Notice: Trying to get property of non-object in D:\xampp\htdocs\vtiger7\test\templates_c\v7\c80b4004a0cf5ddf2d75375d658848d8b45b6ea9.file.Header.tpl.php on line 40
Notice: Undefined index: language in D:\xampp\htdocs\vtiger7\includes\runtime\BaseModel.php on line 31
Notice: Undefined index: action in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677
Notice: Undefined index: file in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677

Installation Wizard

Notice: Undefined index: language in D:\xampp\htdocs\vtiger7\includes\runtime\BaseModel.php on line 31
Notice: Undefined index: action in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677
Notice: Undefined index: file in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677
Notice: Undefined index: language in D:\xampp\htdocs\vtiger7\includes\runtime\BaseModel.php on line 31
Notice: Undefined index: action in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677
Notice: Undefined index: file in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677

Welcome to Vtiger CRM 7 Setup Wizard

Notice: Undefined index: language in D:\xampp\htdocs\vtiger7\includes\runtime\BaseModel.php on line 31
  Notice: Undefined index: action in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677
   Notice: Undefined index: file in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677

This wizard will guide you through the installation of Vtiger CRM7

Notice: Undefined index: language in D:\xampp\htdocs\vtiger7\includes\runtime\BaseModel.php on line 31
  Notice: Undefined index: action in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677
  Notice: Undefined index: file in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677

Powered by vtiger CRM 7.0.0 © 2004 - 2017 vtiger.com |

Notice: Undefined index: language in D:\xampp\htdocs\vtiger7\includes\runtime\BaseModel.php on line 31
    Notice: Undefined index: action in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677
    Notice: Undefined index: file in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677

Read License |

Notice: Undefined index: language in D:\xampp\htdocs\vtiger7\includes\runtime\BaseModel.php on line 31
 Notice: Undefined index: action in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677
 Notice: Undefined index: file in D:\xampp\htdocs\vtiger7\include\utils\ListViewUtils.php on line 677

Please help me to solve it.

Those aren't errors. Those are a few warnings and a lot of Notices. Try turning them off in your php.ini. As long as you don't get Fatal Errors you can safely continue with the installation.