**Describe the bug**
System keep reporting "Can't load MARC Source" when using the cataloguing servers

**To Reproduce**
Steps to reproduce the behavior:
1. Go to 'Biblography'
2. Click on 'Marc SRU or z3950'
3. enter a subject in the search field and click on search '....'
4. See error

**Expected behavior**
Its supposed to load results from the cataloguing server, which it does on localhost systems, but fails on web servers


Can't load MARC Source on remote instance
This is a GitHub Issue
repo:slims9_bulian
owner:slims
Title : Can't load MARC Source on remote instance
Issue date:

--- start body ---
**Describe the bug**
System keep reporting "Can't load MARC Source" when using the cataloguing servers

**To Reproduce**
Steps to reproduce the behavior:
1. Go to 'Biblography'
2. Click on 'Marc SRU or z3950'
3. enter a subject in the search field and click on search '....'
4. See error

**Expected behavior**
Its supposed to load results from the cataloguing server, which it does on localhost systems, but fails on web servers


--- end body ---
