Open-label, dose escalation, monotherapy, basket trial with biomarker specific MTD expansion cohort/Phase II part. The trial will consist of 2 parts: 1. Dose finding part to determine the MTD 2. Biomarker specific MTD expansion cohort/Phase II part to assess clinical anti-tumour activity in included tumour types
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Number of Participants With Objective Response - Maximum Tolerated Dose Expansion (MTD) Cohort
Timeframe: Assessed every 8 weeks until progression of disease, up to 336 days.
Area Under the Curve Over Dosing Interval Ï„ at Steady State (AUCÏ„,ss) - Dose Finding Part
Timeframe: Pre-dose before afatinib administration then 1 hour (h), 2 h, 3 h, 4 h, 5 h, 6 h, 8 h and 24 h after administration at steady state on Day 8.
Maximum Measured Concentration of the Analyte in Plasma at Steady State (Cmax,ss) - Dose Finding Part
Timeframe: Pre-dose before afatinib administration then 1 hour (h), 2 h, 3 h, 4 h, 5 h, 6 h, 8 h and 24 h after administration at steady state on Day 8.
Number of Participants With Dose Limiting Toxicity Adverse Events - Dose Finding Part
Timeframe: During the first course (28 days) of treatment.