Zitat:
Your requirements could not be resolved to an installable set of packages.
Problem 1
- avisota/contao-core 3.2.0 requires contao-community-alliance/events-create-options ~1.0 -> satisfiable by contao-community-alliance/events-create-options[1.0].
- avisota/contao-core 3.2.3 requires php >=5.4,<7 -> your PHP version (7.1.15) does not satisfy that requirement.
- avisota/contao-core 3.2.2 requires php >=5.4,<7 -> your PHP version (7.1.15) does not satisfy that requirement.
- avisota/contao-core 3.2.1 requires php >=5.4,<7 -> your PHP version (7.1.15) does not satisfy that requirement.
- contao-community-alliance/events-create-options 1.0 requires contao/core >=2.11,<3.4-dev -> satisfiable by contao/core[2.11.0, 2.11.1, 2.11.10, 2.11.11, 2.11.12, 2.11.13, 2.11.14, 2.11.15, 2.11.16, 2.11.17, 2.11.2, 2.11.3, 2.11.4, 2.11.5, 2.11.6, 2.11.7, 2.11.8, 2.11.9, 2.11.RC1, 2.11.RC2, 3.0.0, 3.0.1, 3.0.2, 3.0.3, 3.0.4, 3.0.5, 3.0.6, 3.0.RC1, 3.0.RC2, 3.0.beta1, 3.1.0, 3.1.1, 3.1.2, 3.1.3, 3.1.4, 3.1.5, 3.1.RC1, 3.1.beta1, 3.2.0, 3.2.1, 3.2.10, 3.2.11, 3.2.12, 3.2.13, 3.2.14, 3.2.15, 3.2.16, 3.2.17, 3.2.18, 3.2.19, 3.2.2, 3.2.20, 3.2.21, 3.2.3, 3.2.4, 3.2.5, 3.2.6, 3.2.7, 3.2.8, 3.2.9, 3.2.RC1, 3.2.beta1, 3.2.beta2, 3.3.0, 3.3.1, 3.3.2, 3.3.3, 3.3.4, 3.3.5, 3.3.6, 3.3.7, 3.3.RC1, 3.3.RC2, 3.3.beta1] but these conflict with your requirements or minimum-stability.
- Installation request for avisota/contao-core ^3.2 -> satisfiable by avisota/contao-core[3.2.0, 3.2.1, 3.2.2, 3.2.3].
