Questions tagged [troubleshooting]

Questions about a specific problem or issue, often dealing with a lens, camera body, image sensor, lighting equipment, or software specific to photography.

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31 votes
17 answers
22k views

Can I show two sides of a card in one photo?

A form I was looking at asked for customers to submit ONE photo of BOTH sides of their ID card. I spoke with the developers of the form and they are changing it. But then it made me wonder is it ...
Willemien's user avatar
  • 429
27 votes
17 answers
75k views

How do I get a stuck screw filter off of my lens?

There is a UV-filter screwed on my Canon 16-35mm. For some reason, I'm not able to get it off the lens. Does anyone has a simple but safe trick?
Joost's user avatar
  • 379
26 votes
4 answers
7k views

Is this light stripe at the top of images from my DSLR a light leak?

I want to ask about my Nikon D90 I was encountering a light leak or something like it. I'm not really sure what it is. This is a sample picture: Here's another one: All of my photos are now like ...
makuseon's user avatar
  • 261
20 votes
6 answers
3k views

Why doesn't my pinhole image cover the film?

I am not sure why this image here resulted in a tiny circle on the 120 film. Why is it not covering more of the negative? The hole is about f/323. The film sits behind the hole about 73mm? I thought ...
Codejoy's user avatar
  • 331
20 votes
7 answers
65k views

Why do images get "corrupted"?

I have had my Nikon D40 for a while, and some of the pictures are coming out distorted. Two examples are below: So my questions are: How do I fix them after the fact? - i.e. after they have been ...
marcamillion's user avatar
19 votes
5 answers
2k views

Why can't my SLR autofocus on certain parts of a scene?

I had my Nikon D7000 on single-point auto focus and it just would not focus on the spots I wanted. I have marked the spots that could not be focused on with red circles, and the parts that could be ...
rabbid's user avatar
  • 1,757
18 votes
4 answers
6k views

How can I avoid soft dull "spots" in my pictures?

Recently, I've been doing a lot more photography, particularly with my 100-400mm telephoto and 16-35mm wide. I am skilled enough that I can capture the shot mostly as I want with just the camera gear, ...
jrista's user avatar
  • 70.7k
16 votes
5 answers
40k views

Why is the sky in photos always too white?

Why do I never seem to get a clear picture of the sky during the day, even with white puffy clouds in the sky? It always looks over exposed and whitened out? I am using a Nikon D3100, no lens hood, ...
axelf's user avatar
  • 169
16 votes
9 answers
352k views

What should I do about Canon PowerShot "Lens error, restart camera"?

I've had a Canon PowerShot A1100 IS camera for almost a year now. About a week ago, I went on a trip, took pictures the whole trip, everything was ok. When I got home, and tried to turn the camera ...
Yochai Timmer's user avatar
16 votes
1 answer
9k views

Why is sharpness lost in my DSLR viewfinder?

I have a fairly new Nikon D7000 (I've taken about 2000 pictures). Something happened during my last trip, where thew viewfinder never gets sharp anymore. It always looks out of focus, regardless if ...
Sonic Soul's user avatar
  • 1,069
14 votes
6 answers
20k views

Why does my camera hesitate when shooting?

It seems like when I take a picture, the end result is not the picture I wanted because it hesitated and took too long. I have a Nikon D3300 and just use the auto focus. What am I doing wrong?
Pati's user avatar
  • 149
14 votes
4 answers
4k views

Why have all negatives been exposed to one frame?

I recently shot a roll of kodak 200 (36 exposures) and got them developed on the high street and all 36 shots have been exposed onto one frame, shown on the attached image; all other 35 frames are ...
Jack Dodds's user avatar
14 votes
9 answers
4k views

How can I prevent blurred images when using a tripod?

I'm doing panoramic HDR photography for work using one of those stupid cheap mirror balls mounted on a tripod (not my decision!) and I am noticing on my longer exposures that sometimes I'm getting ...
huzzah's user avatar
  • 617
14 votes
4 answers
1k views

Could my lens be damaged after being used as burning glass?

During a nice nature trip, sitting at a table with a bottle of wine, somehow we had the ridiculous idea to test a lens as burning glass (which performed quite well). After we went home I started ...
Berzemus's user avatar
  • 1,047
13 votes
4 answers
8k views

Why is my Nikon D90 viewfinder shaking?

My Nikon D90 started having an issue where the image in the viewfinder shakes, or taps whenever I turn it on or focus. Has anyone ever seen this issue? I'm assuming that it's the mirror. I turned ...
user7801's user avatar
  • 231
12 votes
3 answers
893 views

Different colors of light are disrupting my focus. What lens feature minimizes this?

I took this photo with a Canon 50mm compact macro lens & Canon "life size converter", and it looked somewhat fuzzy. After separating out the RGB channels, it seems evident that the different ...
Ian's user avatar
  • 231
12 votes
3 answers
847 views

What's the reason for this exceedingly blue reflection from buildings in this image?

I've noticed that lately my camera has some issues with blue neon lights. Here's an example shot. You can notice the effect in the reflection of the water in a building and in the blue dome of ...
dassouki's user avatar
  • 1,299
12 votes
3 answers
742 views

How to prevent zoom-creep?

The Nikkor 18-200mm VR lens creeps until fully extended if pointed vertically down. This is preventing me from using it on a rostrum camera. Is there a piece of equipment or a simple (and non-...
Ian Mackinnon's user avatar
11 votes
1 answer
4k views

Is my DSLR viewfinder dark because there's no battery in the camera?

I'm new to DSLR cameras; as I love photography, I decided to get a Nikon D7500 with 18-140mm kit lens. I've just mounted the lens to the camera but when I see through the viewfinder, the image doesn't ...
The King's user avatar
  • 121
11 votes
2 answers
8k views

How do I diagnose the source of blurry photos?

Probably a novice question, but how do I correctly diagnose from a photo for what reason that camera wasn't able to focus properly? Or tell if the image was blurry for some reason other than incorrect ...
MnZ's user avatar
  • 422
11 votes
8 answers
8k views

Why are my Lightroom exports too dark in Flickr?

I've been using LR3 for a while now and have noticed that when I export a photo to JPG and upload it to Flickr it ends up slightly darker. The exported photo is ok, it's the image when viewed through ...
Sean's user avatar
  • 555
11 votes
1 answer
1k views

How can you tell if a lens is having problems with back focusing?

I recently bought a Canon EF 24-70/2.8L to use with my 450D and I suspect that it is constantly back focusing. Is there any way of determining if it is something wrong with the lens or if it is a ...
Mathias's user avatar
  • 381
10 votes
5 answers
24k views

Why is my camera showing a lot of stuck red and white pixels?

After shooting for one hour with my Rebelt2i + Tamron 17-55 f2.8, I went back home and checked pictures on my computer. For every single picture, there are a lot of 'dead' pixels at the same location....
Eno's user avatar
  • 267
10 votes
3 answers
4k views

Is my Canon speedlite really dead?

My Canon 550ex wouldn't switch on yesterday. Completely dead. Changed the batteries (twice). Still nothing, no indication of life. It was fine last time I used it about a week ago. Is there anything ...
Ken's user avatar
  • 5,078
10 votes
2 answers
12k views

I cannot open the internal flash on my Canon 60D camera; how do I fix it?

I tried opening the internal flash on my Canon 60D camera the other day and it didn't open at all. I couldn't understand why. After messing around in the menus, I found out that the camera thinks that ...
Frantisek's user avatar
  • 2,683
10 votes
3 answers
2k views

Is my Canon EF-S 15-85mm IS USM lens defective or par for course?

I got the Canon EF-S 15-85mm IS USM this week after a lot of deliberation as an upgrade to my 18-55mm IS kit lens for my Canon 550D, and did some trial shots using it and found the images to be on the ...
ab.aditya's user avatar
  • 4,655
10 votes
1 answer
3k views

Why am I unable to disable automatic sensor cleaning on my Canon DSLR?

I've been recently getting the infamous "error 99" on my Canon Rebel XS, under very specific circumstances: Insert a fresh battery Turn on the camera Shoot one or more exposures Turn off the camera ...
Ray's user avatar
  • 382
9 votes
4 answers
4k views

Is my camera seeing infrared?

Oddly, when taking a photo of the Nikon D7500 which has an Eye-Start Sensor, my camera captures a red-purplish glow on the sensor while it is completely invisible to my eye. Take a look at the sensor ...
Itai's user avatar
  • 103k
9 votes
1 answer
567 views

What caused dark areas around bright light in this cityscape shot?

I know a little about cameras since doing two courses, and so I set my camera on manual setting most of the time to take shots. I took the following shot in New York of Manhattan at night. Because of ...
Gareth Lewis's user avatar
9 votes
5 answers
1k views

What conditions hold up continuous shooting?

Sometimes when attempting to shoot continuously (at high speed) with my Nikon D90, something appears to block the smooth interval between shutter releases. I have it set up to take RAW and JPEG ...
Ian Mackinnon's user avatar
9 votes
2 answers
5k views

Are these images symptomatic of shutter failure?

This is a burst sequence taken with a Canon 1D Mark II N in high-speed mode (8fps). You can see the bright line down the center and the dark area in the upper-right. I have several other sequences ...
djangodude's user avatar
8 votes
4 answers
5k views

SD Card speed degrading and doesn't work on one of my cameras: can I do something?

I have a SanDisk SD Card 64gb UHS 3, 3 years old. From someday, it became unusable on a Panasonic Lx100 — but it works right on my other camera (a Pentax K-70). On the LX10, I get an error: "Error ...
stighy's user avatar
  • 451
8 votes
3 answers
765 views

Why does my external flash use Ni-Cd and Ni-Mh batteries so quickly?

I've recently purchased a Canon 430EX II to use with my 550D and it's great but I'm having battery issues. I've been trying to use 2× 800mAh Ni-Cd and 2× 2500 mAh Ni-Mh (all rechargeables, the 800mAh ...
ChrisFletcher's user avatar
8 votes
4 answers
25k views

Why does my D90 shutter release button sometimes not respond?

Once in a while, my recently acquired used D90 doesn't respond to the press of the shutter release button. Half-press, full-press, neither works. I make sure the Automatic/Manual focus switches are ...
pradeeptp's user avatar
  • 221
8 votes
4 answers
8k views

Why are those green spots on my photo?

Took a pic with my 35mm Nikon lens last night, and got this light artifact. Is this something normal? Reflection? Is it dirt on my lens? How do I prevent this from happening? I think it only happened ...
rabbid's user avatar
  • 1,757
8 votes
3 answers
13k views

Why does my Canon 7D get blurry pictures with a 70-200mm f/2.8 IS (series 1)?

I'm wondering if it's normal for a Canon 7D with its crop sensor to get unsharp pictures with a 70-200mm 2.8? I just bought a used 70-200 and it seems a little bit blurry. Maybe it needs calibration? ...
kirk's user avatar
  • 81
7 votes
5 answers
16k views

Why is my Nikon 18-200 lens not focusing at higher focal lengths?

My Nikon 18-200 lens on a D300 camera will not focus when it is zoomed between 135mm and 200mm. Is there any tips on how to solve this besides handing it in to a photo store?
Espo's user avatar
  • 183
7 votes
5 answers
13k views

Why is my lens only somewhat sharp near the center and very blurry on the edges?

I bought a canon 50-250mm IS lens (for my T1i), maybe two years ago and haven't used it much, but whenever I do, I always regret using it. Pictures are blurry, the depth of field too shallow and so on....
Roland Mai's user avatar
7 votes
4 answers
2k views

What happened? Sold my Canon EOS 5D Mark II and buyer says images are not in focus

I sold my working, good condition 5D Mark II to another photographer in a facebook group. Paid by paypal, and mailed via UPS with insurance and tracking. The camera was in a good working condition ...
Oriana 's user avatar
7 votes
3 answers
54k views

Why does my Nikon D3100 give the error "Lens not attached" with a Vivitar 200 telephoto lens?

I have a Nikon D3100 camera, and am trying to use an "Automatic Fixed Mount Vivitar 200mm lens" with it. When I attach the lens, I get the message "Lens not attached". and nothing works. HELP! I can'...
Ron's user avatar
  • 71
7 votes
2 answers
2k views

Is it sensor damage? Or dust?

I have been trying to shoot partial solar eclipse today with my Nikon D3100, and later noticed this spot on images: I do not have special sun filter, but i tried my best to cover lens with disk from ...
Sergey Matvienko's user avatar
7 votes
7 answers
23k views

Err 80 appears when I turn on my Canon EOS 5D Mark II

Recently when on holiday in Italy my 5DII stopped powering up. Turn the switch on and - nada. Pulling the battery and popping it back in brings the camera to life, however as soon as the camera goes ...
Tim Myers's user avatar
  • 468
7 votes
2 answers
43k views

My Godox flash won't fire off-camera. What should I check?

I have a Godox flash with a built-in radio trigger, and I honestly can't figure out what I'm doing wrong. I've checked that: All the batteries in everything are good and everything's turned on. The ...
inkista's user avatar
  • 52.1k
7 votes
4 answers
4k views

What camera defect would cause a shot to be exposed on one half of the frame and not the other?

I've posted before about my crazy old Canon Model 7 rangefinder camera that I got recently. After a brief episode with lens repair, I've gotten a few rolls developed, and some of the shots didn't come ...
user avatar
7 votes
3 answers
481 views

What caused the strange "wave X" lines in the out of focus background area in this photo?

Can anyone explain these wavy lines forming a across in the photo? I used a Nikon AF-S DX 18-140mm 3.5-5.6G ED VR at 140mm, ISO was set to 160. Here is a 1:1 ...
Barco555's user avatar
7 votes
4 answers
9k views

Color calibration red color cast

Here is my setup: X-Rite CMUNDIS ColorMunki Display Calibrator 30" IPS LED Backlit LCD Panel WQXGA 2560x1600 hooked up via HDMI 15" Retina Macbook Pro I first calibrated the retina macbook pro ...
Austin Pray's user avatar
7 votes
2 answers
3k views

Why is my DSLR taking pictures with the top darkened?

What's wrong with my D5100? Recently, I'm not getting full size pictures? Pictures taken shows top side with darkened layer. It started after I had a sports activities coverage, but as far as I can ...
John Andrew's user avatar
7 votes
3 answers
13k views

Why does my Nikon D5000's AF Assist only turn on in some automatic modes?

I am using a Nikon D5000 with a 50mm f/1.4 with autofocus. When I try to use manual mode (or aperture priority, or shutter priority), my AF assist beam does not light, which makes it hard for my ...
Cat's user avatar
  • 71
7 votes
2 answers
473 views

Why do these images from my Sony a7III have a dark semi-circle on the left side?

I shot these images with my Sigma 24–70 and Sony A7iii, in fog, sometimes pointed into the "sun" (it was not actually sunny but sometimes the lens was pointed towards the direction of the ...
jonathanbell's user avatar
7 votes
1 answer
661 views

Long exposures create red noisy glow.. but only with one of my lenses. Why?

I recently started having a problem with long exposure (30 sec +) photos having a pattern of red noise. The problem started in the middle of a camping trip - long exposure pictures looked fine one ...
Travis's user avatar
  • 73

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