cURL Errors

cURL Errors 37 — CURLE_FILE_COULDNT_READ_FILE

In cURL Errors, code 37 is CURLE_FILE_COULDNT_READ_FILE. The official source describes it as “File Couldnt Read File”. Its concrete cause depends on the operation and surrounding message.

Code37
SymbolCURLE_FILE_COULDNT_READ_FILE
Source confidencehigh

Official definition

File Couldnt Read File

In plain language

In cURL Errors, code 37 is CURLE_FILE_COULDNT_READ_FILE. The official source describes it as “File Couldnt Read File”. Its concrete cause depends on the operation and surrounding message.

Context to inspect

  • The surrounding operation, version and subsystem determine the actual cause.
  • The same numeric value can mean something different in another namespace.

Safe first checks

  1. Confirm which product, protocol or subsystem produced the code.
  2. Read the full surrounding error message and inspect relevant logs.
  3. Compare the code with the linked authoritative documentation before changing configuration.

Important context

The surrounding operation, version and subsystem determine the actual cause.

Authoritative source

curl/libcurl — Error Codes

Related codes