PHP version problems with composer

[Maumtrasna]

Has anybody used any newer versions of PHP or sorted out the problems with PHP8?

` Problem 1

- Installation request for smarty-gettext/smarty-gettext 1.5.1 -> satisfiable by smarty-gettext/smarty-gettext[1.5.1].
- smarty-gettext/smarty-gettext 1.5.1 requires php ~5.3|~7.0 -> your PHP version (8.0.13) does not satisfy that requirement.

Problem 2

- Installation request for filp/whoops 2.4.1 -> satisfiable by filp/whoops[2.4.1].
- filp/whoops 2.4.1 requires php ^5.5.9 || ^7.0 -> your PHP version (8.0.13) does not satisfy that requirement.

Problem 3

- Installation request for symfony/var-dumper v4.3.2 -> satisfiable by symfony/var-dumper[v4.3.2].
- symfony/var-dumper v4.3.2 requires php ^7.1.3 -> your PHP version (8.0.13) does not satisfy that requirement.

Problem 4

- symfony/var-dumper v4.3.2 requires php ^7.1.3 -> your PHP version (8.0.13) does not satisfy that requirement.
- maximebf/debugbar v1.15.0 requires symfony/var-dumper ^2.6|^3.0|^4.0 -> satisfiable by symfony/var-dumper[v4.3.2].
- Installation request for maximebf/debugbar v1.15.0 -> satisfiable by maximebf/debugbar[v1.15.0].

`

[jbtronics]

This is now fixed in 0.5.10 and the latest master commits