LGPL License is against Unreal EULA

[Olathuss]

The license you've selected for this is incompatible and against Unreal EULA.

5. Other Restrictions on Your Use of the Licensed Technology a. Non-Compatible Licenses You may not, and may not permit others to, combine, Distribute, or otherwise use the Licensed Technology with any code or other content which is covered by a license that would directly or indirectly require that all or part of the Licensed Technology be governed under any terms other than those of this Agreement (those licenses, the “Non-Compatible Licenses”). This means, for example, that you may not combine the Licensed Technology with code or content that is licensed under any of the following licenses: GNU General Public License (GPL), Lesser GPL (LGPL) (unless you are merely dynamically linking a shared library), or Creative Commons Attribution-ShareAlike License.

https://www.unrealengine.com/en-US/eula/unreal