RecruitingDrug trialNeratinib + Valproate in Advanced Solid Tumors, w/Expansion Cohort in Ras-Mutated CaTo determine the recommended phase 2 dose (RP2D) of the combination of neratinib and sodium valproate when given to patients with advanced solid tumors. Then to explore the antitumor effects of the neratinib and sodium valproate combination in advanced solid tumors with attention to RAS-mutated tumors, EGFR-altered GBM, and ocular melanoma, as part of the phase 2 expansion cohort.