We experienced a problem with this plug-in this year.

Maybe you can also specify what other plug-ins you have installed
Yep of course, i can give you this list, it’s very strange something has broken since this year without doing any modifications.

WP Super Cache
WP Gallery Custom Links
Watcheezy WordPress Plugin
Use Google Libraries
Tiled Galleries Carousel Without Jetpack
SSL Insecure Content Fixer
Really Simple CAPTCHA
Pop-Up CC
Media File Renamer
MailChimp pour WordPress
iMaginem Widget Set
iMaginem Shortcodes Generator
iMaginem Portfolio Creater
iMaginem Fullscreen Post Creater
HTTPS Thumbnails
HTTP / HTTPS Remover
Google XML Sitemaps
Enhanced Media Library
Easy FancyBox
Cookie Notice
Contact Form 7
Compress JPEG & PNG images
All In One SEO Pack

Thanks in advance ! Our website is down because of this problem, and we do not know how to fix that. Thanks to having a look.

https://3dms.fr/index.php/prestations/illustrations

See, below an example, the src is wrong, only a link to the directory and not to the picture.

<img data-attachment-id="345" data-orig-file="https://3dms.fr/wp-content/uploads/2015/10/rdc-de-plan-de-vente-3d-de-maison.jpg" data-orig-size="3500,2625" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;ProEXR File Description\r\r=Attributes=\rcameraAperture (float): 36.000000\rcameraFarClip (float): 1000.000000\rcameraFarRange (float): 1000.000000\rcameraFov (float): 48.401264\rcameraNearClip (float): 0.000000\rcameraNearRange (float): 0.000000\rcameraProjection (int): 0\rcameraTargetDistance (float): 200.000000\rcameraTransform (m44f)\rchannels (chlist)\rcompression (compression): Zip\rdataWindow (box2i): [0, 0, 3499, 2624]\rdisplayWindow (box2i): [0, 0, 3499, 2624]\rgamma (float): 1.000000\rlineOrder (lineOrder): Increasing Y\rpixelAspectRatio (float): 1.000000\rscreenWindowCenter (v2f): [0.000000, 0.000000]\rscreenWindowWidth (float): 1.000000\r\r=Channels=\rB (half)\rG (half)\rMultiMatteElement.A (half)\rMultiMatteElement.B (half)\rMultiMatteElement.G (half)\rMultiMatteElement.R (half)\rR (half)\rVRayAlpha.A (half)\rVRayAlpha.B (half)\rVRayAlpha.G (half)\rVRayAlpha.R (half)\rVRayExtraTex_Map #772642.A (half)\rVRayExtraTex_Map #772642.B (half)\rVRayExtraTex_Map #772642.G (half)\rVRayExtraTex_Map #772642.R (half)\rVRayGlobalIllumination.A (half)\rVRayGlobalIllumination.B (half)\rVRayGlobalIllumination.G (half)\rVRayGlobalIllumination.R (half)\rVRayLighting.A (half)\rVRayLighting.B (half)\rVRayLighting.G (half)\rVRayLighting.R (half)\rVRayMtlID.A (half)\rVRayMtlID.B (half)\rVRayMtlID.G (half)\rVRayMtlID.R (half)\rVRayObjectID.A (half)\rVRayObjectID.B (half)\rVRayObjectID.G (half)\rVRayObjectID.R (half)\rVRayRawGlobalIllumination.A (half)\rVRayRawGlobalIllumination.B (half)\rVRayRawGlobalIllumination.G (half)\rVRayRawGlobalIllumination.R (half)\rVRayRawTotalLighting.A (half)\rVRayRawTotalLighting.B (half)\rVRayRawTotalLighting.G (half)\rVRayRawTotalLighting.R (half)\rVRayReflection.A (half)\rVRayReflection.B (half)\rVRayReflection.G (half)\rVRayReflection.R (half)\rVRayRefraction.A (half)\rVRayRefraction.B (half)\rVRayRefraction.G (half)\rVRayRefraction.R (half)\rVRayRenderID.A (half)\rVRayRenderID.B (half)\rVRayRenderID.G (half)\rVRayRenderID.R (half)\rVRaySpecular.A (half)\rVRaySpecular.B (half)\rVRaySpecular.G (half)\rVRaySpecular.R (ha&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}" data-image-title="Rdc de plan de vente 3D de maison" data-image-description="" data-medium-file="https://3dms.fr/wp-content/uploads/2015/10/rdc-de-plan-de-vente-3d-de-maison-300x225.jpg" data-large-file="https://3dms.fr/wp-content/uploads/2015/10/rdc-de-plan-de-vente-3d-de-maison-1024x768.jpg" alt="" style="margin: 2px; width: 229px; height: 229px;" src="//3dms.fr/wp-content/uploads/2015/10/" width="248" height="248" title="Rdc de plan de vente 3D de maison">