Prevent faillure if no consent on load curve

src/index.js

@@ -106,7 +106,6 @@ async function start(fields, cozyParameters, doRetry = true) {
         fields.access_token = body.attributes.oauth.access_token
         return start(fields, cozyParameters, false)
       }
-
       log('error', `Error during authentication: ${err.message}`)
       throw errors.VENDOR_DOWN
     } else {
@@ -161,8 +160,19 @@ async function getLoadData(token, usagePointID) {
       Authorization: 'Bearer ' + token
     }
   }
-  const response = await rp(dataRequest)
-  return response
+  try {
+    const response = await rp(dataRequest)
+    return response
+  } catch (err) {
+    if (err.statusCode === 404 || err.code === 404) {
+      log('warning', 'caught an 404 error')
+      log('warning', err.message)
+      log('warning', err)
+      return null
+    } else {
+      throw err
+    }
+  }
 }
 
 /**