Because nim_teamkit_ui 1.2.0 depends on intl ^0.18.0 and no versions of nim_teamkit_ui match >1.2.0 <2.0.0, nim_teamkit_ui ^1.2.0 requires intl ^0.18.0.
So, because nim_im depends on both nim_teamkit_ui ^1.2.0 and intl ^0.19.0, version solving failed.
Because nim_teamkit_ui 1.2.0 depends on intl ^0.18.0 and no versions of nim_teamkit_ui match >1.2.0 <2.0.0, nim_teamkit_ui ^1.2.0 requires intl ^0.18.0. So, because nim_im depends on both nim_teamkit_ui ^1.2.0 and intl ^0.19.0, version solving failed.