diff --git a/main.nf b/main.nf
index ee7163b..b8094f0 100644
--- a/main.nf
+++ b/main.nf
@@ -27,58 +27,74 @@ process POCKETMINER {
     script:
         def debug_flag = params.debug ? '--debug' : ''
         """
+        set +e
         touch run.log
 
-        echo "=== Environment Debug ===" | tee -a run.log
-        echo "Input path: ${pdb_path}" | tee -a run.log
-        echo "AWS_ENDPOINT_URL: \${AWS_ENDPOINT_URL:-not set}" | tee -a run.log
-        echo "AWS_ACCESS_KEY_ID set: \${AWS_ACCESS_KEY_ID:+yes}" | tee -a run.log
+        echo "=== Environment Debug ===" >> run.log
+        echo "Input path: ${pdb_path}" >> run.log
+        echo "AWS_ENDPOINT_URL: \${AWS_ENDPOINT_URL:-not set}" >> run.log
+        echo "AWS_ACCESS_KEY_ID set: \${AWS_ACCESS_KEY_ID:+yes}" >> run.log
+        ls /omic/eureka/ >> run.log 2>&1 || echo "/omic/eureka not mounted" >> run.log
+        echo "=== End Debug ===" >> run.log
 
-        # Try multiple methods to get the PDB file
         PDB_FILE=""
 
-        # Method 1: Direct PVC path (if mounted)
+        # Method 1: Direct path (if PVC mounted or local)
         if [ -f "${pdb_path}" ]; then
-            echo "Found file at PVC path: ${pdb_path}" | tee -a run.log
-            cp "${pdb_path}" input.pdb
-            PDB_FILE="input.pdb"
+            echo "Found at direct path" >> run.log
+            cp "${pdb_path}" input.pdb && PDB_FILE="input.pdb"
         fi
 
-        # Method 2: Convert s3://omic/eureka/... to /omic/eureka/... (PVC mount)
+        # Method 2: Convert s3://omic/... to /omic/... (PVC mount path)
         if [ -z "\$PDB_FILE" ]; then
             PVC_PATH="\$(echo '${pdb_path}' | sed 's|^s3://|/|')"
-            echo "Trying PVC path: \$PVC_PATH" | tee -a run.log
             if [ -f "\$PVC_PATH" ]; then
-                echo "Found file at PVC mount: \$PVC_PATH" | tee -a run.log
-                cp "\$PVC_PATH" input.pdb
-                PDB_FILE="input.pdb"
+                echo "Found at PVC path: \$PVC_PATH" >> run.log
+                cp "\$PVC_PATH" input.pdb && PDB_FILE="input.pdb"
+            else
+                echo "Not found at PVC path: \$PVC_PATH" >> run.log
             fi
         fi
 
-        # Method 3: Download from MinIO via S3 API
+        # Method 3: Download from MinIO via curl (no auth needed for public)
         if [ -z "\$PDB_FILE" ]; then
-            echo "PVC not available, downloading from MinIO S3..." | tee -a run.log
-            pip install awscli 2>/dev/null || conda install -n base -c conda-forge awscli -y 2>/dev/null || true
-
-            if command -v aws &> /dev/null; then
-                aws --endpoint-url \${AWS_ENDPOINT_URL:-http://datalake-hl.datalake.svc.cluster.local:9000} \\
-                    s3 cp "${pdb_path}" input.pdb 2>&1 | tee -a run.log && PDB_FILE="input.pdb"
-            fi
-        fi
-
-        # Method 4: Download via curl from MinIO
-        if [ -z "\$PDB_FILE" ]; then
-            echo "Trying curl download from MinIO..." | tee -a run.log
             S3_PATH="\$(echo '${pdb_path}' | sed 's|^s3://||')"
-            curl -sf "http://datalake-hl.datalake.svc.cluster.local:9000/\$S3_PATH" -o input.pdb 2>&1 | tee -a run.log && PDB_FILE="input.pdb"
+            MINIO_URL="http://datalake-hl.datalake.svc.cluster.local:9000/\$S3_PATH"
+            echo "Downloading from MinIO: \$MINIO_URL" >> run.log
+            curl -sf "\$MINIO_URL" -o input.pdb 2>> run.log
+            if [ -f input.pdb ] && [ -s input.pdb ]; then
+                echo "Downloaded from MinIO (\$(wc -c < input.pdb) bytes)" >> run.log
+                PDB_FILE="input.pdb"
+            else
+                echo "MinIO download failed or empty" >> run.log
+                rm -f input.pdb
+            fi
         fi
 
+        # Method 4: Download from MinIO using AWS env vars
+        if [ -z "\$PDB_FILE" ] && [ -n "\${AWS_ACCESS_KEY_ID:-}" ]; then
+            S3_PATH="\$(echo '${pdb_path}' | sed 's|^s3://||')"
+            ENDPOINT="\${AWS_ENDPOINT_URL:-http://datalake-hl.datalake.svc.cluster.local:9000}"
+            echo "Downloading with AWS creds from: \$ENDPOINT/\$S3_PATH" >> run.log
+            curl -sf -u "\${AWS_ACCESS_KEY_ID}:\${AWS_SECRET_ACCESS_KEY}" "\$ENDPOINT/\$S3_PATH" -o input.pdb 2>> run.log
+            if [ -f input.pdb ] && [ -s input.pdb ]; then
+                echo "Downloaded with AWS creds (\$(wc -c < input.pdb) bytes)" >> run.log
+                PDB_FILE="input.pdb"
+            else
+                echo "AWS cred download failed" >> run.log
+                rm -f input.pdb
+            fi
+        fi
+
+        set -e
+
         if [ -z "\$PDB_FILE" ] || [ ! -f input.pdb ]; then
-            echo "ERROR: Could not retrieve PDB file from any source" | tee -a run.log
+            echo "ERROR: Could not retrieve PDB file from any source" >> run.log
+            cat run.log
             exit 1
         fi
 
-        echo "PDB file ready (\$(wc -c < input.pdb) bytes)" | tee -a run.log
+        echo "PDB file ready (\$(wc -c < input.pdb) bytes)" >> run.log
         PDB_BASENAME="\$(basename '${pdb_path}' .pdb)"
 
         python /workspace/entrypoint.py \\
@@ -88,7 +104,7 @@ process POCKETMINER {
             --model-path ${params.model_path} \\
             ${debug_flag} 2>&1 | tee -a run.log
 
-        echo "Pipeline completed successfully" | tee -a run.log
+        echo "Pipeline completed successfully" >> run.log
         """
 }