I cant install this package it show error as

[GowthamThangamani]

C:\wamp_new\www\yii2advance>php composer.phar require 2amigos/yii2-date-picker-w idget:~1.0 You are running composer with xdebug enabled. This has a major impact on runtime performance. See https://getcomposer.org/xdebug The "yiisoft/yii2-composer" plugin requires composer-plugin-api 1.0.0, this WIL L break in the future and it should be fixed ASAP (require ^1.0 for example). ./composer.json has been updated The "yiisoft/yii2-composer" plugin requires composer-plugin-api 1.0.0, this WIL L break in the future and it should be fixed ASAP (require ^1.0 for example). Loading composer repositories with package information Updating dependencies (including require-dev) Your requirements could not be resolved to an installable set of packages.

Problem 1

• 2amigos/yii2-date-picker-widget 1.0.x-dev requires bower-asset/bootstrap-d atepicker 1.4.0 -> no matching package found.
• 2amigos/yii2-date-picker-widget 1.0.5 requires bower-asset/bootstrap-datep icker 1.4.0 -> no matching package found.
• 2amigos/yii2-date-picker-widget 1.0.4 requires bower-asset/bootstrap-datep icker 1.4.0 -> no matching package found.
• 2amigos/yii2-date-picker-widget 1.0.3 requires bower-asset/bootstrap-datep icker 1.4.0 -> no matching package found.
• 2amigos/yii2-date-picker-widget 1.0.2 requires bower-asset/bootstrap-datep icker 1.4.0 -> no matching package found.
• 2amigos/yii2-date-picker-widget 1.0.1 requires bower-asset/bootstrap-datep icker 1.4.0 -> no matching package found.
• 2amigos/yii2-date-picker-widget 1.0.0 requires bower-asset/bootstrap-datep icker 1.4.0 -> no matching package found.
• Installation request for 2amigos/yii2-date-picker-widget ~1.0 -> satisfiab le by 2amigos/yii2-date-picker-widget[1.0.0, 1.0.1, 1.0.2, 1.0.3, 1.0.4, 1.0.5, 1.0.x-dev].

Potential causes:

• A typo in the package name
• The package is not available in a stable-enough version according to your min imum-stability setting see https://getcomposer.org/doc/04-schema.md#minimum-stability for more det ails.

Read https://getcomposer.org/doc/articles/troubleshooting.md for further commo n problems.

Installation failed, reverting ./composer.json to its original content.

[bloftd]

its a problem on your composer run

composer global require "fxp/composer-asset-plugin:@dev"

then you be able to install this package

[khorezmiy]

When I trying install this package got an error. How to fix it?

[ErrorException]
Illegal offset type in isset or empty

P.S. before installing I run composer global require "fxp/composer-asset-plugin:@dev"