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error3

[Java] Unsupported major.minor version 52.0 Error ํ”„๋กœ์ ํŠธ ์„ธํŒ… ๋„์ค‘ java.lang.UnsupportedClassVersionError: org/springframework/util/StopWatch : Unsupported major.minor version 52.0 (unable to load class org.springframework.util.StopWatch) ๋ผ๋Š” ์—๋Ÿฌ๊ฐ€ ๋ฐœ์ƒํ•˜์˜€์Šต๋‹ˆ๋‹ค. version 52.0์€ jar ํŒŒ์ผ์˜ ๋นŒ๋“œ jdk ๋ฒ„์ „์„ ๋‚˜ํƒ€๋ƒ…๋‹ˆ๋‹ค. ์ˆซ์ž ๋ณ„ ์ž๋ฐ” ๋ฒ„์ „ Java SE 13 = 57 (0x39hex) Java SE 12 = 56 (0x38 hex) Java SE 11 = 55 (0x37 hex) Java SE 10 = 54 (0x36 hex) Java SE 9 = 53 (0x35 hex) Java SE 8 = 52 .. 2022. 6. 10.
[Spring] log cannot be resolved Error ํ”„๋กœ์ ํŠธ๋ฅผ ๋„์šฐ๋Š” ๋„์ค‘ Problems์—์„œ log cannot be resolved ์—๋Ÿฌ๊ฐ€ ๋ฐœ์ƒํ•ด ์‹คํ–‰์ด ๋˜์ง€ ์•Š์•˜์Šต๋‹ˆ๋‹ค. ํ•ด๊ฒฐ๋ฐฉ์•ˆ 1. Maven Dependencies > lombok.jar ํŒŒ์ผ ์˜ค๋ฅธ์ชฝ ๋ฒ„ํŠผ ํด๋ฆญ > Run As > Java Application ํด๋ฆญ์œผ๋กœ jar ์‹คํ–‰ 2. Specify location > ํ˜„์žฌ ์ดํด๋ฆฝ์Šค ์œ„์น˜์˜ sts.ini ์„ ํƒ > ๋นˆ์นธ์ด์—ˆ๋˜ IDEs์— path ์ƒ์„ฑ 3. Install / Update ํด๋ฆญ 4. Project > Clean > ํ•ด๋‹นํ”„๋กœ์ ํŠธ ์„ ํƒ > Clean > restart * Lombok ์—ฌ๋Ÿฌ๊ฐ€์ง€ ์–ด๋…ธํ…Œ์ด์…˜์„ ์ œ๊ณตํ•˜์—ฌ ๋ฐ˜๋ณต ์†Œ์Šค์ฝ”๋“œ(getter, setter...)๋ฅผ compile ๊ณผ์ •์—์„œ ์ƒ์„ฑํ•ด์ฃผ๋Š” ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ ์ฐธ๊ณ : https://parino.. 2022. 6. 3.
[Spring] project ".." is missing required annotation processor library Error ๋ฌธ์ œ์  svn์—์„œ check out ๋ฐ›์€ ํ”„๋กœ์ ํŠธ์—์„œ ๋ฐœ์ƒํ•œ ์˜ค๋ฅ˜ project ".." is missing required annotation processor library ์˜ค๋ฅ˜๊ฐ€ ์—ฌ๋Ÿฌ๊ฐ€์ง€ ํŒŒ์ผ์—์„œ ๋ฐœ์ƒ๋˜์—ˆ์Šต๋‹ˆ๋‹ค. ํ•ด๊ฒฐ๋ฒ• Package ์˜ค๋ฅธ์ชฝ ๋ฒ„ํŠผ ํด๋ฆญ > properties > Java Compiler > Annotation Processing > Factory Path > Enable project specific setting ์ฒดํฌ ํ•ด์ œ Apply and Close ๋ฒ„ํŠผ์„ ํด๋ฆญํ•˜๋ฉด ์ž๋™์œผ๋กœ ํ•ด๋‹น ์—๋Ÿฌ๊ฐ€ ์‚ฌ๋ผ์ง‘๋‹ˆ๋‹ค. ์ฐธ๊ณ  : https://stackoverflow.com/questions/69214655/project-is-missing-required-annotation-processing-li.. 2022. 5. 19.
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