so this happend Addon '<color=255,128,0>Garry's Bombs 5 Base</color>' probably conflicts with addon '<color=255,128,0>Garry's Bombs 5: Material Pack</color>' due to both having the following files:

lua/entities/gb5_shadowdrive.lua
lua/entities/general_siren/shared.lua
lua/entities/gb5_propellant_antimatter.lua
lua/entities/gb5_propellant_hydrogen.lua
lua/entities/gb5_base_radiation_ent.lua
lua/autorun/gb5_emp_whitelist.lua
lua/entities/gb5_chemical_chlorinegas_b.lua
lua/entities/gb5_propellant_oxykerosine.lua
lua/entities/nuclear_siren/shared.lua
lua/entities/scifi_siren_2/shared.lua
lua/entities/gb5_nuclear_fission_rad_base.lua
lua/entities/gb5_shadow_cloak.lua
lua/entities/gb5_base_rocket_.lua
lua/entities/gb5_light_b_50lb.lua
lua/entities/gb5_chemical_tvirus_field.lua
lua/autorun/server/gb5_main.lua
lua/entities/gb5_base_radiation_draw_ent.lua
lua/entities/gb5_nuclear_c_plutonium.lua
lua/entities/gb5_cp_howitzer_can.lua
lua/entities/airraid_siren/init.lua
lua/entities/nuclear_siren/init.lua
lua/entities/gb5_proj_v2_small.lua
lua/entities/gb5_nuclear_davycrockett.lua
lua/entities/gb5_heavy_cbu_bomblet.lua
lua/entities/gb5_proj_tankshell.lua
lua/entities/gb5_nuclear_davy_launcher.lua
lua/entities/gb5_propellant_petrolium.lua
lua/entities/gb5_misc_wildfire_vial.lua
lua/autorun/gb5_emp_whitelist_ragdoll.lua
lua/entities/gb5_proj_howitzer_shell_frag.lua
lua/entities/gb5_wshadowmode.lua
lua/entities/gb5_chemical_napalm.lua
lua/entities/gb5_nuclear_grable.lua
lua/entities/gb5_tiberium_crystal.lua
lua/entities/gb5_shadowdragonforce.lua
lua/entities/gb5_shadoweruption.lua
lua/entities/gb5_proj_tankshell_240.lua
lua/entities/gb5_m_clustermine_fieldraper.lua
lua/entities/gb5_proj_icbm_small.lua
lua/entities/gb5_misc_propane_can.lua
lua/entities/gb5_light_b_c4.lua
lua/entities/gb5_m_clustermine_fraper_ad.lua
lua/entities/gb5_sp_attraction_bomb.lua
lua/entities/scifi_siren_5/shared.lua
lua/entities/scifi_siren_5/init.lua
lua/entities/scifi_siren_5/cl_init.lua
lua/entities/scifi_siren_4/shared.lua
lua/entities/scifi_siren_4/init.lua
lua/entities/radio_music/init.lua
lua/entities/scifi_siren_4/cl_init.lua
lua/entities/nuclear_siren/cl_init.lua
lua/entities/scifi_siren_3/shared.lua
lua/entities/scifi_siren_3/init.lua
lua/entities/forcefield_generator/cl_init.lua
lua/entities/gb5_redmatter_pull.lua
lua/entities/scifi_siren_3/cl_init.lua
lua/entities/gb5_fridge.lua
lua/entities/gb5_shockwave_ent_dir_vec.lua
lua/entities/gb5_dragonforce.lua
lua/autorun/server/gb5_physics.lua
lua/entities/gb5_cp_annie.lua
lua/autorun/gb5_help.lua
lua/entities/scifi_siren_2/init.lua
lua/entities/gb5_etherionite.lua
lua/entities/scifi_siren_2/cl_init.lua
lua/entities/forcefield_generator/shared.lua
lua/entities/gb5_shockwave_ent_nondmg.lua
lua/entities/scifi_siren/shared.lua
lua/entities/gb5_medium_b_500lb.lua
lua/entities/gb5_nuclear_fizzion_rad.lua
lua/entities/gb5_proj_howitzer_shell_cl.lua
lua/entities/general_siren/init.lua
lua/entities/gb5_m_clustermine_2.lua
lua/entities/gb5_m_schrapnel_mine.lua
lua/entities/radio_music/shared.lua
lua/entities/radio_music/cl_init.lua
lua/entities/gb5_nuclear_clusternuke.lua
lua/entities/hazmat_suit.lua
lua/entities/general_siren/cl_init.lua
lua/entities/gb5_whiteshadow_roar.lua
lua/entities/gb5_heavy_b_t12.lua
lua/entities/gb5_proj_howitzer_shell_in.lua
lua/entities/gb5_sp_supersonic.lua
lua/entities/gb5_sp_spacenuke.lua
lua/autorun/server/gb5_decals.lua
lua/entities/airraid_siren/shared.lua
lua/entities/gb5_nuclear_c_b1.lua
lua/entities/gb5_sp_repulsion_bomb.lua
lua/entities/gb5_sp_redmatter_bomb.lua
lua/entities/gb5_sp_hypersonic.lua
lua/autorun/client/gb5_stmenu.lua
lua/entities/gb5_heavy_b_thermobaric.lua
lua/entities/gb5_sp_fusionbomb.lua
lua/entities/gb5_sp_flashbang.lua
lua/entities/gb5_proj_tankshell_170.lua
lua/entities/gb5_nuclear_c_h1.lua
lua/entities/gb5_sp_endothermic.lua
lua/entities/gb5_sp_blackhole_bomb.lua
lua/entities/gb5_nuclear_trinity.lua
lua/entities/gb5_sp_antigravity.lua
lua/entities/gb5_nuclear_antimatter.lua
lua/entities/gb5_shockwave_sound_lowsh.lua
lua/entities/gb5_m_clustermine_blet_ad.lua
lua/entities/gb5_shockwave_sound_instant.lua
lua/entities/gb5_proj_icbm_wh.lua
lua/entities/gb5_shockwave_sound_burst.lua
lua/entities/gas_mask.lua
lua/autorun/gb5_virus_affected_npcs.lua
lua/entities/gb5_cp_howitzer_p.lua
lua/entities/gb5_shockwave_sin.lua
lua/entities/gb5_shockwave_rumbling.lua
lua/entities/gb5_shockwave_roar.lua
lua/entities/gb5_shockwave_fire_dmg.lua
lua/entities/gb5_heavy_b_1000lb.lua
lua/entities/airraid_siren/cl_init.lua
lua/entities/gb5_shockwave_fire.lua
lua/entities/gb5_emp.lua
lua/entities/gb5_shockwave_ent_instant.lua
lua/entities/gb5_shockwave_ent_gravity.lua
lua/entities/gb5_shockwave_ent.lua
lua/entities/gb5_shockwave_cold.lua
lua/entities/gb5_shadowvortex.lua
lua/entities/gb5_shadowroar.lua
lua/entities/gb5_misc_tower_01.lua
lua/entities/gb5_heavy_b_jdam.lua
lua/autorun/server/gb5_convars.lua
lua/autorun/client/gb5_particles.lua
lua/entities/gb5_base_advanced.lua
lua/entities/gb5_emp_entity.lua
lua/entities/gb5_heavy_cbu.lua
lua/entities/gb5_proj_pho-torp.lua
lua/entities/gb5_heavy_b_liqtiberium.lua
lua/entities/gb5_misc_wildfire_barrel.lua
lua/entities/gb5_chemical_tvirus_entity.lua
lua/entities/gb5_chemical_poisongas_b.lua
lua/autorun/client/gb4_particles.lua
lua/entities/gb5_nuclear_c_tritium.lua
lua/entities/gb5_m_clustermine.lua
lua/entities/gb5_chemical_xg_gas.lua
lua/entities/gb5_chemical_tvirus_entity_npc.lua
lua/entities/gb5_chemical_tvirus_entity_z.lua
lua/entities/gb5_chemical_poisongas.lua
lua/entities/gb5_chemical_tvirus_cure.lua
lua/entities/gb5_chemical_tvirus.lua
lua/entities/gb5_blackhole_pull.lua
lua/entities/gb5_base_clbomb.lua
lua/entities/gb5_cp_anniebase.lua
lua/entities/gb5_light_b_c2.lua
lua/entities/forcefield_generator/init.lua
lua/entities/gb5_light_b_100lb.lua
lua/entities/gb5_emp_v_dead.lua
lua/autorun/gb5_download_basics.lua
lua/entities/gb5_base_advanced_nuke.lua
lua/entities/gb5_chemical_vx_gas_dmg.lua
lua/entities/gb5_cp_davy_propel.lua
lua/entities/gb5_light_b_nitro.lua
lua/entities/gb5_nuclear_fatman.lua
lua/entities/scifi_siren/init.lua
lua/entities/gb5_m_clustermine_bomblet.lua
lua/entities/gb5_light_schrapnel_bomb.lua
lua/entities/gb5_medium_b_mk82.lua
lua/entities/gb5_medium_m_thermobaric.lua
lua/entities/gb5_base_dumb.lua
lua/entities/gb5_light_peldumb.lua
lua/entities/gb5_sp_singularitybomb.lua
lua/entities/gb5_base_radiation_draw_ent_fl.lua
lua/entities/gas_mask_remover.lua
lua/entities/gb5_nuclear_c_uranium.lua
lua/entities/hazmat_suit_remover.lua
lua/entities/gb5_nuclear_davy_tripod.lua
lua/entities/gb5_misc_tower_02.lua
lua/entities/scifi_siren/cl_init.lua
lua/entities/gb5_nuclear_initiator.lua
lua/entities/gb5_nuclear_ivymike.lua
lua/entities/gb5_nuclear_littleboy.lua
lua/entities/gb5_nuclear_propellant.lua
lua/entities/gb5_nuclear_tsarbomba.lua
lua/entities/gb5_proj_howitzer_shell_he.lua
lua/entities/gb5_proj_icbm.lua
lua/entities/gb5_proj_icbm_big.lua
lua/entities/gb5_unholyshadowroar.lua
lua/entities/gb5_emitlight_nuke.lua
lua/entities/gb5_light_b_pressurecooker.lua
lua/entities/gb5_sp_exothermic.lua
lua/entities/gb5_proj_tomahawk.lua
lua/entities/gb5_chemical_napalm_b.lua
lua/entities/gb5_propellant_trilithium.lua
lua/entities/gb5_radbarrel.lua you said its needs both for it to work but i have to get rid of one