Update pdf_generator.py

pdf_generator.py

@@ -127,7 +127,7 @@ def generate_pdf(session_state):
                 answer = f"Option selected: {option}\n\nConclusion: {conclusion}"
 
             # Create a table for the answer to allow multi-line text within a block
-            data = [[Paragraph(answer, styles['Answer'])]]
+            data = [[Paragraph(str(answer), styles['Answer'])]]
             t = Table(data, colWidths=[450])
             t.setStyle(TableStyle([
                 ('BACKGROUND', (0, 0), (-1, -1), colors.HexColor("#f0f2fd")),