When I run composer update following error occur?

[nabeeltahir785]

• laravel/framework v5.0.9 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system. - laravel/framework v5.0.8 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.7 requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.6 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system. - laravel/framework v5.0.5 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.4 requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.35 requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.34 requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.33 requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.32 requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.31 requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.3 requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.29 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system. - laravel/framework v5.0.28 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system. - laravel/framework v5.0.27 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system. - laravel/framework v5.0.26 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system. - laravel/framework v5.0.25 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system. - laravel/framework v5.0.24 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.23 requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.22 requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.21 requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.20 requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.2 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system. - laravel/framework v5.0.19 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system. - laravel/framework v5.0.18 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system. - laravel/framework v5.0.17 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system. - laravel/framework v5.0.16 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system. - laravel/framework v5.0.15 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system. - laravel/framework v5.0.14 requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.13 requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.12 requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.11 requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.10 requires ext-mcrypt * -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework v5.0.1 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system. - laravel/framework v5.0.0 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system.
  • laravel/framework 5.0.30 requires ext-mcrypt -> the requested PHP extension mcrypt is missing from your system. - Installation request for laravel/framework 5.0. -> satisfiable by laravel/framework[5.0.30, v5.0.0, v5.0.1, v5.0.10, v5.0.11, v5.0.12, v5.0.13, v5.0.14, v5.0.15, v5.0.16, v5.0.17, v5.0.18, v5.0.19, v5.0.2, v5.0.20, v5.0.21, v5.0.22, v5.0.23, v5.0.24, v5.0.25, v5.0.26, v5.0.27, v5.0.28, v5.0.29, v5.0.3, v5.0.31, v5.0.32, v5.0.33, v5.0.34, v5.0.35, v5.0.4, v5.0.5, v5.0.6, v5.0.7, v5.0.8, v5.0.9]. To enable extensions, verify that they are enabled in your .ini files: - C:\xampp\php\php.ini You can also run php --ini inside terminal to see which files are used by PHP in CLI mode.

[Thunderbolt7]

install php "mcrypt" module in your setup

[Weldeasy]

Holy timing